问题描述：
the second world war (during which )millions of people were killed ended in1945为什么填during which
the second world war (during which )millions of people were killed ended in1945
为什么填during which 我们老师说不存在during which这种用法啊.只有during which time
到底有没有during which 这个用法
the second world war (during which )millions of people were killed ended in1945
为什么填during which 我们老师说不存在during which这种用法啊.只有during which time
到底有没有during which 这个用法
问题解答：
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