?意思：under-age是指未達(dá)到法定年齡的，不具備法律上的成年人資格。

怎么讀（音標(biāo)）：/??nd?r ?e?d?/

用法：作為形容詞，用來描述未達(dá)到法定年齡的人或事物。通常用來指代未成年人。

例句1：He was arrested for selling cigarettes to under-age teenagers.

他因向未成年少年出售香煙而被逮捕。

例句2：Under-age drinking is a serious problem in many countries.

在許多，未成年飲酒是一個嚴(yán)重的問題。

例句3：The club has strict rules against under-age entry.

這個俱樂部對未滿法定年齡者進(jìn)入有嚴(yán)格規(guī)定。

例句4：It's illegal to hire under-age workers.

雇傭未成年工人是的。

例句5：Parents should be aware of the dangers of under-age social media use.

父母應(yīng)該意識到未成年使用社交媒體的危險性。

同義詞及用法：underage、minor、juvenile都可以作為under-age的同義詞使用。：

- Underage drinking is a serious problem in many countries. (同義句)

Minor drinking is a serious problem in many countries.

- He was arrested for selling cigarettes to under-age teenagers. (同義句)

He was arrested for selling cigarettes to underage teenagers.

- Juvenile crime rates have been on the rise in recent years. (同義句)

Under-age crime rates have been on the rise in recent years.

編輯總結(jié)：under-age是一個常用的詞匯，通常用來指代未成年人或事物。作為網(wǎng)絡(luò)詞典編輯翻譯人員，我們需要準(zhǔn)確地解釋和使用這個詞匯，同時也要注意避免未成年人參與不適宜的活動。希望本文能夠幫助讀者更好地理解under-age的含義及用法。