名词
中文翻译：退隐
同义词：
['shelter', 'hideout']
例句：
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1.The couple decided to retreat to the countryside for a quiet holiday.
这对夫妇决定退隐到乡下过一个安静的假期。
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2.He retreated to his study after the meeting.
会议结束后，他退隐到了书房。
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3.She retreated to her room and locked the door behind her.
她退隐到自己的房间，并锁上了门。