a·dult
noun OPAL S
/ˈædʌlt/, /əˈdʌlt/
/əˈdʌlt/, /ˈædʌlt/
- a fully grown person who is legally responsible for their actions
（法律上指能为自己的行为负责的）成年人 - Children must be accompanied by an adult.
儿童必须要有大人陪同。 - I simply can't believe that responsible adults allowed a child to wander the streets.
我简直不能相信有责任心的家长会让孩子在街上乱跑。 - Why can't you two act like civilized adults?
你们俩为什么就不能像有教养的成年人那样行事呢？ - The obesity rate among adults has actually increased.
成年人的肥胖率实际上有所增加。
Extra ExamplesTopics Life stagesa1- The number of single adult households has doubled in the past 30 years.
过去 30 年中，单身成年人家庭的数量翻了一番。 - This book will definitely appeal to teenagers and young adults.
这本书肯定会吸引青少年。 - What consenting adults do in private is their own business.
到了法定性成熟年龄的成年人私下里做什么是他们自己的事。
Oxford Collocations Dictionaryadjective- young
- single
- consenting
- …
- education
- literacy
- population
- …
- Children must be accompanied by an adult.
- a fully grown animal
成年动物 - The fish return to the river as adults in order to breed.
这种鱼长成以后回到河中产卵。
- The fish return to the river as adults in order to breed.
Word Originmid 16th cent.: from Latin adultus, past participle of adolescere ‘grow to maturity’, from ad- ‘to’ + alescere ‘grow, grow up’, from alere ‘nourish’.