<p><span style="font-family: 宋体; font-size: 14px;"><span style="font-family: 宋体;">学习</span></span><span style="font-family: 宋体; font-size: 14px;"><span style="font-family: 宋体;">时光是短暂的,</span></span><span style="font-family: 宋体; font-size: 14px;"><span style="font-family: 宋体;">但是应用是无尽的</span></span></p>