former children

• 学前儿童

former children的用法和样例：

例句

1. They run a summer camp for pre-school children.
   他们为学前儿童举办了一期暑期夏令营。
2. My job was to teach pre-school children how to recite the alphabet.
   我的工作是教会学前儿童背诵字母表。