five-year=old和five years old用法有什么区别啊

问题描述:

five-year=old和five years old用法有什么区别啊
1个回答 分类:英语 2014-10-06

问题解答:

我来补答
前者用于名词前面修饰 后者相当于表语吧
例 he has a five-year-old son.
his son is five years old.
 
 
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