under-, 未达到，age, 年纪。

1. Underage youths can obtain alcohol from their older friends.

未到法定年龄的青少年可以从年龄较大的朋友那里弄到酒。

2. He was convicted of having unlawful sex with an underage girl.

他被判定与一名未成年少女发生非法性行为.

3. I'm sure adults and underage all have their own share of troubles.

我知道不管是成年人还是孩子都有自己的烦恼.

4. I'm sure aduIts and underage all have their own share of troubIes.

我相信成年人和未成年人都有他们自己的麻烦.

5. An oId femaIe is charged for having sexuaI reIationship with an underage maIe.

一个老女人和未成年少年的性关系.