saliva [səˈlaɪvə]

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n.唾液，口水

the liquid produced in your mouth to keep the mouth wet and to help to prepare food for digestion

He wiped a dribble of saliva from his chin. 他擦掉了下巴上的几滴口水。
Saliva dribbled from the baby's mouth. 唾液从婴儿的嘴里流了出来。