dozen 的用法
问题描述：
dozen 的用法
什么时候用dozens of dozen of
答
dozen 一打 12
dozens of 几十个 很多
dozen 前有具体数字时 或有a many several 修饰时 dozen 不加s.
如 three dozen egges.
所修饰的名词 有these 或是代词时 dozen 后加of
如 three dozen of these egges
three dozen of them