百度一下

躬耕教坛强国有我

“强教必先强师”

数说“十四五”成就

浙江专家援青记：在雪域高原筑起健康“防护林”

山东东平湖畔生态养殖转型记

2025年服贸会今天开幕！这些新变化一起了解一下

广州多个景区通知：暂停对外开放

2025海洋合作发展论坛开幕，发布《海洋青年人才青岛倡议书》等系列成果

济南高新区丰奥嘉园小学在第九届中小学文化艺术节中斩获多项荣誉

保证完美姿态、毫秒级精度完成检阅详解远程火炮方队的高超驾驶技术

亮相全球顶尖会议，中国首创疗法如何改写OSA治疗范式？

选择理由,精确屏蔽

不感兴趣

正在加载...

上滑加载更多

使用百度前必读 Baidu 京ICP证030173号京公网安备11000002000001号

管理我的关注

<style type='text/css' class='spa-index-style'>.se-box{position:absolute;width:100%}#search-card{min-height:480px;background-color:#fff}#search-card #head,#search-card #head .logo,#search-card #more,#search-card .loading .ico-rotate{position:relative}#search-card #head .logo,#search-card .h-tab,#search-card .loading .ico-rotate,#search-card .arrow{display:block}#search-card .h-tabs-flexbox{display:-webkit-box;display:-webkit-flex;width:auto;-webkit-align-content:flex-start;-webkit-align-items:stretch;-webkit-box-align:stretch;-webkit-box-direction:normal;-webkit-box-lines:single;-webkit-box-orient:horizontal;-webkit-box-pack:justify;-webkit-flex-direction:row;-webkit-flex-wrap:nowrap;-webkit-justify-content:space-between}#search-card .searchboxtop{padding:0 0 6px}#search-card #head{font-size:16px}#search-card #head .logo{width:87px;height:28px;margin-top:9px;margin-right:3px;background:url(//m.baidu.com/se/static/img/iphone/pagelogo.png) no-repeat;-webkit-background-size:87px 28px;background-size:87px 28px}#search-card #h-tabs{box-sizing:border-box;width:100%;height:44px;padding:0 16px;color:#666}#search-card .h-tab{display:inline-block;color:#666}#search-card .tabTx{position:relative;display:inline-block;width:39px;height:16px;padding:21px 0 5px;border-bottom:2px solid transparent;line-height:16px}#search-card .cur{border-bottom:2px solid #38f;color:#38f}#search-card #mo{width:44px;padding-right:0;padding-bottom:2px;text-align:right}#search-card .more-show{color:#38f}#search-card .arrow{position:relative;top:-2px;right:0;display:inline-block}#search-card .arrow::before{content:"\e68d";display:inline-block;width:9px;height:16px;font-size:13px}#search-card .arrow-show::before{content:"\e68e";color:#2d73df}#search-card #more{display:none;clear:both;padding:16px 0;border-top:1px solid #e0e0e0;border-bottom:1px solid #e0e0e0;background:#f9f9f9;-webkit-box-shadow:inset 1px 0 0 #f9f9f9,inset 0 1px 0 #f0f0f0,inset 0 -1px 0 #f0f0f0,inset -1px 0 0 #f9f9f9}#search-card .more-links{margin:0 10px;text-align:center}#search-card .more-links:last-child{margin-top:19px}#search-card .more-links a{display:inline-block;width:25%;color:#666}#search-card .se-form{position:relative;clear:both;box-sizing:content-box;height:40px;margin-right:.17rem;margin-bottom:2px;margin-left:.17rem;border:1px solid #d2d2d2;border-radius:2px;background:#fff;box-shadow:0 2px 0 0 #f1f1f1}#search-card .con-wrap{display:box;display:-moz-box;display:-webkit-box}#search-card .se-inner{position:relative;width:82px}#search-card .se-input,#search-card .se-encode{display:block;overflow:hidden;-webkit-box-sizing:border-box;height:40px;margin:0;padding:6px 42px 6px 6px;border:0;font-family:Arial,sans-serif;font-size:18px;line-height:30px;color:#333;border-radius:0;background-color:transparent;resize:none;-webkit-appearance:none;-webkit-box-flex:1;-moz-box-flex:1;box-flex:1;-webkit-tap-highlight-color:rgba(255,255,255,0)}#search-card .se-bn{display:block;box-sizing:border-box;width:82px;height:40px;border-left:1px solid #f1f1f1;text-align:center;letter-spacing:-1px;color:#38f}#search-card .se-bn span{font-size:16px;font-weight:700;font-style:normal}#search-card #page-bd{overflow:hidden;background-color:#eee}#search-card #page-bd .loading,#search-card #page-bd .loadedtips{min-height:480px;background-color:#fff}#search-card #page-bd .loading{font-size:14px;color:#666}#search-card #page-bd .loading .ico-loading{width:21px;height:24px;margin:145px auto 27px;background:url(//m.baidu.com/static/search/ico-bdlogo.png) left top no-repeat;background-size:21px 24px}#search-card #page-bd .loading .ico-rotate{top:-9px;left:-11px;width:40px;height:40px;border:2px solid #e2e2e2;border-left:2px solid #598edc;-webkit-border-radius:50em;border-radius:50em;-webkit-animation:rotating 700ms linear infinite}@-webkit-keyframes rotating{0%{-webkit-transform:rotate(0deg)}100%{-webkit-transform:rotate(360deg)}}#search-card #page-bd .loadedtips{padding:173px 0 0;background:url(//m.baidu.com/static/search/load-bg.jpg) center 112px no-repeat;-webkit-background-size:63px 51px;background-size:63px 51px}#search-card #page-bd .loadedtips .btn{width:97px;margin:10px auto 0;padding:10px 0;border:1px solid #d7d7d7;color:#333;background:-webkit-gradient(linear,left top,left bottom,from(#f6f6f6),to(#f0f0f0));-webkit-box-shadow:0 1px 0 rgba(215,215,215,.3)}.se-loading{position:fixed;z-index:302;top:50%;width:100%;height:48px;margin-top:6px;text-align:center}.se-loading-icon{overflow:hidden;width:147px;height:100%;margin:0 auto}.se-loading-bglogo{display:inline-block;width:147px;height:48px;background:url(//m.baidu.com/se/static/img/iphone/tab_loading__bg_logo.png) no-repeat;background-size:147px 48px}.se-loading-toplight{position:relative;top:-60px;left:-78px;display:inline-block;width:12px;height:60px;background-color:rgba(255,255,255,.5);-webkit-transform:skew(20deg);transform:skew(20deg);-webkit-animation:1s lodingframe infinite;animation:1s lodingframe infinite}@keyframes lodingframe{0%{left:-78px}100%{left:73px}}@-webkit-keyframes lodingframe{0%{left:-78px}100%{left:73px}}body .se-page-hd{position:static;background-color:#f8f8f8}body .se-page-hd .se-head-logo .se-logo{display:inline-block;width:163px;height:46px;margin:8px 0}body .se-page-hd .se-head-logo .se-logo img{padding-top:7px}body .se-head-logo .se-logo.se-logo-festival img{max-width:163px;max-height:46px;padding-top:0}body .se-page-hd .se-form .se-bearicon{display:block;width:20px;height:18px;margin:11px 0 0 12px;color:#3c76ff;background:#fff url(//m.baidu.com/se/static/img/iphone/vs_icon.png);background-repeat:no-repeat;background-position:1px 0;background-size:261px 18px}</style><div id="page-hd" class="se-page-hd"><div class="se-page-hd-content"><div class="se-head-logo"><a class="se-logo" href="https://m.baidu.com/?ref=www_itl&ms=1"><img src="//m.baidu.com/se/static/img/iphone/logo.png" width="101px" height="31px"></a></div><div class="searchboxtop"><form data-formposition="t" class="se-form" id="se-form" action="/s" method="get"><div class="con-wrap"><div class="se-bearicon"></div><textarea autocomplete="off" autocorrect="off" maxlength="64" id="kw" name="word" class="se-input adjust-input"></textarea><div class="se-inner"><div id="cross" class="cross"></div><button id="se-bn" class="se-bn" type="submit"><span>百度一下</span></button></div></div><div id="se-box" class="se-box"></div><input type="hidden" name="rq" value=""/><input type="hidden" name="ss" value="0"/><input type="hidden" name="ts" value="0"/><input type="hidden" name="t_kt" value="0"/><input type="hidden" name="dit" value="0"/><input type="hidden" name="sa" value="tb"/></form></div></div></div><div class="search-page"><div id="page-bd" class="se-page-bd"><div class="page-load" id="page-load"><div class="loading"><div class="se-loading"><div class="se-loading-icon"><span class="se-loading-bglogo"></span><span class="se-loading-toplight"></span></div><img src="//m.baidu.com/se/static/img/iphone/tab_loading__bg_logo.png" alt="" style="display: none;"></div></div></div><div id="page-tips" class="se-page-tips"></div><div id="results-top"></div><div id="results" class="results"></div><div id="page-relative" class="se-page-relative"></div><div id="page-controller" class="se-page-controller"></div><div id="page-rcol" class="se-page-rcol"></div></div><div id="page-ft" class="se-page-ft"></div><div id="page-copyright" class="se-page-copyright"></div><div id="foot-blank" class="se-foot-blank"></div></div>