behind the door

• 门背后

behind the door的用法和样例：

例句

1. The book-bag is behind the door.
   书包在门背后。
2. She passed and repassed Catherine's door several times in the course of the evening, as if she expected to hear a plaintive moan behind it.
   在晚上这段时间里，她几次经过凯瑟琳的房门，好象在等待从门背后传来一声哀恸的呻吟。