<table border=1 width=200>
<tr>
<td style="word-break:break-all">adsfasdafdssssssssssssssssssssssssssssssssssssssadsadsfff</td>
</tr>
</table>
<tr>
<td style="word-break:break-all">adsfasdafdssssssssssssssssssssssssssssssssssssssadsadsfff</td>
</tr>
</table>
所以要用css來控制:
style="word-break:break-all"