behaving in a way that is not sensible and is typical of people who are much younger (行爲)不成熟的,不夠老練的,幼稚的 immature behaviour 不成熟的行爲
Extra ExamplesTopics Personal qualitiesb2, Life stagesb2Although she was older than her husband, she was emotionally quite immature. 盡管她比丈夫大,在情緒方面卻不很成熟。 He displays very immature behaviour for a boy of 16, running about the classroom and yelling. 作爲一個16歲的男孩,他表現出非常不成熟的行爲,在教室裏跑來跑去,大喊大叫。 Oh, don't be so immature. 哦,别這麽幼稚。
Oxford Collocations Dictionaryverbs- be
- seem
- sound
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- extremely
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not fully developed or grown 未長成的;發育未全的 immature plants 未長成的植物 The immature birds have shorter tails and brown, speckled plumage. 發育未全的鳥尾巴較短,羽毛呈褐色,有斑點。
Oxford Collocations Dictionaryverbs- be
- seem
- sound
- …
- extremely
- fairly
- very
- …
opposite mature
Word Originmid 16th cent. (in the sense ‘premature’, referring to death): from Latin immaturus ‘untimely, unripe’, from in- ‘not’ + maturus ‘ripe’.