adj.学龄前的,入学前的;
例句:
Looking after pre-school children is very tiring.
照顾学龄前的孩子非常辛苦。
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.
This is a set of books suitable for pre-school level.
这是一套适合低幼的丛书.