名词中文翻译
中文翻译：磨牙
同义词：
['gritting teeth', "grinding例句：1. She had to grind her teeth while waiting for the dentist's appointment.（她在等待牙医预约时不得不咬牙。）"]
例句：
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1. She had to grind her teeth while waiting for the dentist's appointment.
她在等待牙医预约时不得不咬牙。
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2.The old man was grinding his teeth in frustration.
那位老人因沮丧而咬牙。
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3. He ground his teeth in anger as he spoke.
他愤怒地咬紧牙关说话。