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<p data-flag="normal" lang="en" style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica,Arial,sans-serif;font-weight:normal;text-align:justify;hyphens:auto"><span>点击订阅，你就能第一时间收到补课信息啦，要乖乖上课哦！</span></p><span><br /></span><p data-flag="normal" lang="en" style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica,Arial,sans-serif;font-weight:normal;text-align:justify;hyphens:auto"><span>Long? or Short? It is a problem! 长处，长度，君子性非异也，善假于物也</span></p><p data-flag="normal" lang="en" style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica,Arial,sans-serif;font-weight:normal;text-align:justify;hyphens:auto">今天我们来补习一下“长，短”这件事！</p><span><br /></span><p data-flag="normal" lang="en" style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica,Arial,sans-serif;font-weight:normal;text-align:justify;hyphens:auto">主播：铁头，小K，武大，憨憨。</p><p data-flag="normal" lang="en" style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetic...