名词
中文翻译：警钟
同义词：
['alarm clock', 'warning bell例句：1. The alarm gong woke us up at 6:00 a.m.（闹钟在早上6点把我们叫醒了。）2. The old man was so tired that he fell asleep while listening to the alarm gong.（老人太累了，在听闹钟时睡着了。）']
例句：
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1. The alarm gong woke us up at 6:00 a.m.
闹钟在早上6点把我们叫醒了。
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2. The old man was so tired that he fell asleep while listening to the alarm gong.
老人太累了，在听闹钟时睡着了。
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3. The alarm gong made everyone get ready for work on time.
闹钟让大家准时上班。