n. a fully developed person from maturity onward
n. any mature animal
s. (of animals) fully developed
n. 成人, 成虫
a. 成年的, 成熟的
1. An adult can vote in elections.
成年人可以参加投票。
2. She wants to be treated like an adult.
她希望被当作成年人对待。
3. The movie is not suitable for young children; it is for adults only.
这部电影不适合年轻儿童观看；仅适合成年人。