15-year-old与15-year-olds的区别

网友回答

有区别15 year old 一个15岁的人
15 year olds 一帮15岁的人们
e.g.he is a 15 year old
they are a bunch of 15 year olds
======以下答案可供参考======
供参考答案1:
15-year-olds错的吧。15-year-old和15 years old 才对
供参考答案2:
15-year-old与15-year-olds没有区别,因为15-year-olds根本就不存在,属于错用的.
供参考答案3:
没有这种写法15-year-olds
供参考答案4:
no 15-year-olds
15-year-old (adj,) + n
15 years old (adv)
供参考答案5:
15-year-old 表示“十五岁大的...”如：
He is a 15-year-old boy.
15-year-olds 表示“十五岁大的（几个或一群）人.”如：
They are 15-year-olds.