<html> <head> <style type="text/css"> img { position:absolute; clip:rect(0px 50px 200px 0px) } </style> </head> <body> <p>clip 属性剪切了一幅图像:</p> <p><img border="0" src="/static/demo/images/wuhan.jpg" width="120" height="151"></p> </body> </html>