“吮吸”造句

婴儿吮吸时，会有更多的奶水流出来。
As the baby suckles, a further supply of milk is generated.

那个孩子正在吮吸着空奶瓶.
The baby was sucking away at the empty feeding - bottle.

婴儿正在吮吸母乳.
The baby was sucking its mother's breast.

• #吮吸