1、词性不同
sixteen-year-olds为名词,sixteen-year-old为形容词,两者词性的区别就如同名词与形容词的区别。
2、表示的意思不同
sixteen-year-olds表示的是十六岁的人这一群体,sixteen-year-old是指十六岁的。
3、用法不同
sixteen-year-olds可以直接使用,sixteen-year-old不可以直接使用,后面要加名词
扩展资料:
sixteen-year-old
释义:十六岁;十六岁的;复合形容词
短语:
1、a sixteen-year-old child 一个十六岁的孩子
2、Sixteen-year-old boy 十六岁男孩
3、Sixteen-year-old beauty 二八佳人
4、sixteen-year-old children 十六岁的孩子
sixteen-year-olds
释义:十六岁的少年;十六岁的孩子
短语
1、Sixteen-year-olds should not be allowed to work at night. 十六岁的孩子不应该被允许在晚上工作。
2、sixteen-year-olds = sixteen-year-old children 十六岁的孩子
诚如楼主所说,两者都对。
区别如下:
1)sixteen-year-olds只有一种词性。
名词。因为后面加了s。
同类用法只要改前面的数字。
例句
Eighteen-year-olds qualify to vote .
年满十八岁者有选举权。
Even five-year-olds do not want a party every day.
就算是5岁的孩子也不想天天聚会。
2)sixteen-year-old通常只做形容词用。
如
Sixteen-Year-old Hans stepped forward.
十六岁的汉斯向前地踏。
Mike is a sixteen-year-old boy.
迈克是一个16岁的男孩。