从 !important 到关于叹号的 !一切
jopen 13年前
<h2 style="padding-bottom:0px;border-right-width:0px;margin:0px 0px 0.81em;padding-left:0px;outline-width:0px;padding-right:0px;border-top-width:0px;border-bottom-width:0px;clear:both;font-size:15px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">!important 的困惑</h2> <p style="padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;color:#373737;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:0px;border-image:initial;">我的邮箱里有一个 label 是“!important”,当初是取义自 CSS 的<a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339238341459789" rel=" noreferrer"> !important</a>, 想借用“!important”的“重要”之义来标注重要邮件。后来就后悔了,由于 !important 这种叹号前置的格式像极了叹号作为逻辑非运算符的用法(为啥这句怎么读怎么像病句),每次用这个 label 的时候,都会有种在说这封邮件其实并不重要的感觉。 这种困惑最终蔓延到写 CSS 的过程中!终于有一天我被这叹号折磨得无法忍受了!<strong style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">这 !important 到底是怎么来的!用叹号表示否定又是怎么来的!</strong></p> <p style="padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;color:#373737;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:0px;border-image:initial;"><span style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#339966;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">// 常用叹号好伤神,刚刚打着打着情绪就莫名其妙激动起来了…</span></p> <p style="padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;color:#373737;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:0px;border-image:initial;">对 !important 这种古怪表达方式困惑的人当然不只我一个,stackoverflow上有个人也提了<a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339239181930578" rel=" noreferrer" target="_blank">类似的问题</a>:“为什么 CSS 和 C-based (的)语言中叹号的涵义相反?”他还问道:“除了 CSS,还有什么语言是用叹号表达肯定而非否定的呢?”(随后有人提醒他,自然语言就是其中一种…) 回答很有趣,是这样说的:</p> <blockquote style="padding-bottom:0px;border-right-width:0px;background-color:#ffffff;font-style:italic;margin:0px 3em;padding-left:0px;outline-width:0px;padding-right:0px;border-top-width:0px;border-bottom-width:0px;color:#373737;font-size:15px;vertical-align:baseline;border-left-width:0px;padding-top:0px;"> <p style="padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">在 !important 中,叹号更像是一个转义符,和 important 是一体的,而非操作符。它本身并不像你说的那样带有肯定的涵义。……选择用叹号的原因有可能是因为在非程序语言中,叹号有获取注意力的作用。或许将它写成 important! 或者 ¡important! 更容易理解,只不过 !important 更容易解析,打起来也更方便。</p> </blockquote> <p style="padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;color:#373737;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:0px;border-image:initial;">虽然这段解释很合理,但还是没法解决 !important 造成混淆的问题。改成 !unimportant 肯定更离谱了(除非你是用 <a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339239976546743" rel=" noreferrer" target="_blank">More CSS</a>,谢谢 <a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339240770351859" rel=" noreferrer" target="_blank">@Nemo_A</a> 告诉我这么有意思的东西,注意看页尾的 copyright 信息),<a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339241562632944" rel=" noreferrer" target="_blank">有人提议</a>说把 !important 改成 !!important 就可以都说得通了,这想法太天才了,建议 More CSS 可以把这个建议纳入下一版。</p> <div style="padding-bottom:9px;border-right-width:0px;background-color:#eeeeee;margin:0.4em auto 1.62em;padding-left:9px;outline-width:0px;width:685px;padding-right:9px;max-width:96%;border-top-width:0px;border-bottom-width:0px;color:#373737;clear:both;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:9px;border-image:initial;background-origin:initial;background-clip:initial;" class="wp-caption aligncenter"> <img style="border-bottom-color:#eeeeee;border-top-color:#eeeeee;margin:0px auto;display:block;max-width:98%;border-right-color:#eeeeee;border-left-color:#eeeeee;" class=" " title="戳中笑点的愚人节玩笑" alt="从 !important 到关于叹号的 !一切" src="https://simg.open-open.com/show/807a6f0176c37648c05fa692cc60fb2f.png" width="675" height="220" /> <p style="position:relative;padding-bottom:5px;border-right-width:0px;padding-left:40px;outline-width:0px;padding-right:0px;font-family:Georgia, serif;margin-bottom:0.6em;border-top-width:0px;border-bottom-width:0px;color:#666666;font-size:12px;vertical-align:baseline;border-left-width:0px;padding-top:10px;border-image:initial;" class="wp-caption-text">More CSS 的 !unimportant 用法</p> </div> <p style="padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;color:#373737;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:0px;border-image:initial;"><span style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#339966;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">// 我不知道怎么过渡了。请大家把这里想像成自然和谐的过渡语句。</span></p> <p style="padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;color:#373737;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:0px;border-image:initial;">带 着开始的那些感叹开始寻找叹号表示 not 的起源,从亚里士多德到布尔到丹尼斯里奇,都没什么有趣的发现。但是考据的乐趣并不是找到问题的终极答案,而是过程中发现的各种花边消息(这其实是一直以 来在没有找到答案的时候为了安慰自己说的话)。叹号的故事还是蛮有意思的。</p> <h2 style="padding-bottom:0px;border-right-width:0px;margin:0px 0px 0.81em;padding-left:0px;outline-width:0px;padding-right:0px;border-top-width:0px;border-bottom-width:0px;clear:both;font-size:15px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">关于叹号的 !一切</h2> <ul style="padding-bottom:0px;border-right-width:0px;list-style-type:square;margin:0px 0px 1.62em 2.5em;padding-left:0px;outline-width:0px;padding-right:0px;border-top-width:0px;border-bottom-width:0px;color:#373737;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:0px;border-image:initial;"> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">! 的起源:一种说法是说来源于拉丁语中对愉悦的感叹(io),”i”写到”o”的上面。</li> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">! 可以念作 “Bang”,因为漫画中经常使用对话泡泡里一个 ! 来表示枪声。</li> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">最早的打字机键盘中并没有叹号。叹号的打法是先打一个句点“.”,再退回去,补打一撇“’”,拼成一个“!”。叹号出现在打字机键盘上是在 1970s,大约是 QWERTY 键盘发明的一个世纪之后。</li> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">含有叹号的地名: <ul style="padding-bottom:0px;border-right-width:0px;list-style-type:square;margin:0px 0px 0px 2.5em;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;"> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">魁北克有一个地名叫 <a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" title="no kidding..." href="/misc/goto?guid=4958339242356598872" rel=" noreferrer" target="_blank">Saint-Louis-du-Ha! Ha!</a>。</li> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">另外魁北克还有两个海湾和一条河的名字是以 ha! ha! 结尾的。</li> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">英国有一个小镇叫 <a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339243152537275" rel=" noreferrer" target="_blank">Westward Ho!</a>,取名自 Charles Kingsley 的小说<a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339243940187035" rel=" noreferrer" target="_blank">Westward Ho!</a>。</li> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">美国哈密尔顿 (Hamilton) 在1986年为了宣传改名为 <a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339244736095305" rel=" noreferrer" target="_blank">Hamilton!</a> <p style="padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;"> </p> <div style="padding-bottom:9px;border-right-width:0px;background-color:#eeeeee;margin:0.4em auto 1.62em;padding-left:9px;outline-width:0px;width:410px;padding-right:9px;font-family:inherit;max-width:96%;border-top-width:0px;border-bottom-width:0px;clear:both;vertical-align:baseline;border-left-width:0px;padding-top:9px;border-image:initial;background-origin:initial;background-clip:initial;" class="wp-caption aligncenter"> <img style="border-bottom-color:#eeeeee;border-top-color:#eeeeee;margin:0px auto;display:block;max-width:98%;border-right-color:#eeeeee;border-left-color:#eeeeee;" class=" " title="Saint-Louis-du-Ha! Ha! 好想去一次这里" alt="从 !important 到关于叹号的 !一切" src="https://simg.open-open.com/show/2bd55ff494ab384f3205886d6d6cba24.jpg" width="500" height="333" /> <p style="position:relative;padding-bottom:5px;border-right-width:0px;padding-left:40px;outline-width:0px;padding-right:0px;font-family:Georgia, serif;margin-bottom:0.6em;border-top-width:0px;border-bottom-width:0px;color:#666666;font-size:12px;vertical-align:baseline;border-left-width:0px;padding-top:10px;border-image:initial;" class="wp-caption-text">连路牌也成为了景点</p> </div> </li> </ul> </li> </ul> <ul style="padding-bottom:0px;border-right-width:0px;list-style-type:square;margin:0px 0px 1.62em 2.5em;padding-left:0px;outline-width:0px;padding-right:0px;border-top-width:0px;border-bottom-width:0px;color:#373737;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:0px;border-image:initial;"> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">雅虎 (Yahoo!) 之所以在 Yahoo 后面加了一个叹号,是因为 Yahoo 已经被 EBSCO 注册了,<a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339245530486981" rel=" noreferrer" target="_blank">加一个叹号在后面实属无奈之举</a>。</li> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">New York Times 评论专栏编辑 David Shipley 和 Hyperion Books 的主编 Will Schwalbe 合著了一本电子邮件撰写指南,名字大概叫做 “<a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339246330517452" rel=" noreferrer" target="_blank">Send: The Essential guide to Email for Office and Home</a>“。书中指出电子邮件撰写中,使用叹号可以更好地表达期待和友好。比如 “Thanks!!!” 会比 “Thanks.” 更友好。</li> <li style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;"><a style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#1982d1;vertical-align:baseline;border-left-width:0px;text-decoration:none;padding-top:0px;border-image:initial;" href="/misc/goto?guid=4958339247126787839" rel=" noreferrer" target="_blank">F. Scott Fitzgerald</a>(《了不起的盖茨比》作者)反对使用叹号。他认为用叹号就好比笑自己讲的笑话一样。<span style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#339966;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">// 谁去翻翻《了不起的盖茨比》,里面真的没叹号吗?</span></li> </ul> <div style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;border-top-width:0px;border-bottom-width:0px;color:#373737;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:0px;border-image:initial;"> <div style="padding-bottom:9px;border-right-width:0px;background-color:#eeeeee;margin:0.4em auto 1.62em;padding-left:9px;outline-width:0px;width:519px;padding-right:9px;font-family:inherit;max-width:96%;border-top-width:0px;border-bottom-width:0px;clear:both;vertical-align:baseline;border-left-width:0px;padding-top:9px;border-image:initial;background-origin:initial;background-clip:initial;" class="wp-caption aligncenter"> <img style="border-bottom-color:#eeeeee;border-top-color:#eeeeee;margin:0px auto;display:block;max-width:98%;border-right-color:#eeeeee;border-left-color:#eeeeee;" title="我写到《了不起的盖茨比》两次,全部想起了比尔盖茨。看到这段话我无法控制地就截图贴上来了,尽管和主题不符(我可擅长加码了)" alt="从 !important 到关于叹号的 !一切" src="https://simg.open-open.com/show/9e74cb641e14d84543aede8965872641.png" width="509" height="80" /> <p style="position:relative;padding-bottom:5px;border-right-width:0px;padding-left:40px;outline-width:0px;padding-right:0px;font-family:Georgia, serif;margin-bottom:0.6em;border-top-width:0px;border-bottom-width:0px;color:#666666;font-size:12px;vertical-align:baseline;border-left-width:0px;padding-top:10px;border-image:initial;" class="wp-caption-text">无法控制地跑题</p> </div> </div> <blockquote style="padding-bottom:0px;border-right-width:0px;background-color:#ffffff;font-style:italic;margin:0px 3em;padding-left:0px;outline-width:0px;padding-right:0px;border-top-width:0px;border-bottom-width:0px;color:#373737;font-size:15px;vertical-align:baseline;border-left-width:0px;padding-top:0px;"> <p style="padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">Cut out all those exclamation points. An exclamation point is like laughing at your own jokes.</p> <p style="text-align:right;padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">– F. Scott Fitzgerald</p> <p style="text-align:left;padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;"><span style="padding-bottom:0px;border-right-width:0px;margin:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;border-top-width:0px;border-bottom-width:0px;color:#339966;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">// 要是我,会更喜欢这样说:</span></p> <p style="padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">Cut out all those exclamation points! An exclamation point is like laughing at your own jokes!</p> <p style="text-align:right;padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;font-family:inherit;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;vertical-align:baseline;border-left-width:0px;padding-top:0px;border-image:initial;">– F. Scott Fitzgerald!</p> </blockquote> <p style="text-align:left;padding-bottom:0px;border-right-width:0px;padding-left:0px;outline-width:0px;padding-right:0px;margin-bottom:1.62em;border-top-width:0px;border-bottom-width:0px;color:#373737;vertical-align:baseline;border-left-width:0px;font-weight:300;padding-top:0px;border-image:initial;">最后,贴个两年前关于叹号的笑话吧(其实通篇没有一个叹号出现):</p>