Under-Age Worker未达法定年龄的工人
under-age child未成年人
under-age vessel未超龄的船;未超龄的
under-age drinking未成年喝酒
under-age e children未适龄儿童
under-age ve el未超龄的船
the under-age students accidents未成年学生伤害事故
Infant under 14-day age出生不满14天的婴儿
ADJ（形容词） A person who is underage is legally too young to do something, for example to drink alcohol, have sex, or vote. (人)未到法定年龄的
Underage youths can obtain alcohol from their older friends.
未到法定年龄的孩子可以从他们年长的朋友那里得到酒。
ADJ（形容词） Underage activities such as drinking or smoking are carried out by people who are legally too young to do them. (行为)未到法定年龄的 [ADJ n]
...his efforts to stop underage drinking and drug abuse.
...他阻止未到法定年龄的人喝酒和吸毒的努力。