“咬牙”怎么读

她整夜咬牙, 吵得我睡不着觉.All night she grinds her teeth together , keeping me awake.他咬咬牙,冲向寒冷的天气.He gritted his teeth and plunged into the cold weather.她气得咬牙.She clenched her teeth in anger....

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