名词
中文翻译：钩子
同义词：
['bolt', 'pin', 'clasp', 'fastener例句：1. The lock on the door was broken', 'so I had to use a latchet to open it.（门上的锁坏了，所以我不得不用一个锁扣来打开它。）']
例句：
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1. The lock on the door was broken, so I had to use a latchet to open it.
门上的锁坏了，所以我不得不用一个锁扣来打开它。
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2. He put the bolt in the door and locked it securely.
他把螺栓放进门里并安全地锁上了。
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3. She used a clasp to fasten her dress together.
她用扣子把裙子连在一起。