Hey guys, it's Hadar.嘿，朋友们，我是 Hadar。Today we're going to talk about the word 'girl', like many of you have asked me to do that before.
也可表达为:in one's twenties/20s。例句:They're both in their twenties and both married with children of their own.
B: Yeah， it's about time.是的，早就该找到了。常用句子结构:It's about time ...例:It's about time the school improved its food service.
infant/baby婴幼儿 （刚出生、1岁以内的孩子）infancy婴幼儿期toddler学步儿童（1到3岁学着走路的孩子）toddlerhood学步期preschooler学前儿童（3到5岁的孩子）early childhood幼儿期schoolchildren学龄儿童（6到
