咬牙

yǎoyá

(1) [grit one's teeth]∶咬紧牙根

恨得直咬牙

(2) [grind one's teeth in sleep]∶熟睡时下上下牙齿相磨发声, 是消化不良的一种现象

(3) [speak with biting sarcasm]∶指说话尖刻或用言语顶撞人

把咬牙难缠的撵出去