擅长:python、mysql、java
<pre><code>>>> myList = ["you", "are", "right", "I", "am", "wrong"]
>>> for i, l in enumerate(myList):
... if l == 'wrong':
... myList = myList[:i-2]
... break
...
>>> myList
['you', 'are', 'right']
</code></pre>
<p>当然你可以把2变成一个变量</p>