Baby - infant

• 婴幼儿

Baby - infant的用法和样例：

例句

1. All these measures reduced the number of infant deaths.
   所有这些措施减少了婴幼儿的死亡数量。
2. Prenatal and postnatal PbB levels and their effects on infant growth were analysed.
   分析出生前后铅暴露水平对婴幼儿体格发育的影响。