“吃奶”造句

婴儿渴的时候，吃奶就会更频繁。
When a baby is thirsty, it feeds more often.

给小牛吃奶的母牛
a cow suckling her calves

那个小孩四个月以后就不吃奶了.
The child did not nurse after he was four months old.

• #吃奶