形容词
中文翻译：无锁的
同义词：
['unlocked', 'unlocked']
例句：
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1. The door was locked from the inside, so we couldn't get in.
门从里面锁上了，所以我们进不去。
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2. The safe islocked with a combination lock.
保险箱是用密码锁上的。
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3. The roomwas locked when we arrived, so wecouldn't enter.
我们到达时房间被锁上了，所以我们进不去。