• 加上style="zoom:50%"

<img src="E:GitHub_learnlogsourceimgs ree.png" style="zoom:50%">

• 使图片居左

　　<div align="left">

　　　　<img src = "E:GitHub_learnlogsourceimgs1338991-20190410212955245-631072021.png" align='left' style="zoom:45%; float:left;">

　　</div>

二、Markdown语法：

https://www.jianshu.com/p/434082e3275b?utm_source=oschina-app

https://www.zybuluo.com/liayun/note/371635