名词
中文翻译：安全锁
同义词：
['safety lock', 'safety catch', 'safety latch']
例句：
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1. The doorhas a safety latch to prevent it from being opened accidentally.
这扇门有一个安全闩，以防意外打开。
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2.The safe is equipped with a safety latch to secure its contents.
这个保险箱配备了一个安全闩，用来固定其内容物。
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3. The child was so frightened by the loud noise that he forgot his safety latch and fell off the chair.
孩子被那响亮的声音吓坏了，忘记了安全闩，从椅子上摔了下来。