介词during的用法

during ['djuəriŋ]
prep.
1.在…的整个期间：
She lived in California during the winter.
整个冬天她住在加利福尼亚州.
2.在…的期间的某一个时候(或时刻)：
We departed during the day.
我们在白天分手.
The burglary occurred during the night.
这个盗窃案发生在夜间.
3.在…期间,在…过程中：
He left during the lecture.
在讲演过程中,他离开了

during 时间
表示在某段时间里。。。
常用作现在完成时态的时间状语