teens

十多岁，十几岁；青少年英释中释nIf you are a teen in your teens, you are between thirteen and nineteen years old. Teen is informal for teenager.

1 late teens,少年晚期；20岁左右的青年男女

2 in one's teens,在青少年时代（13岁到19岁）

1 Most people who smoke began smoking in their teens..大多数吸烟的人都是在十几岁时开始吸的。