1ADJ [usually ADJ n]孩子的;孩子般的Childish means relating to or typical of a child. 孩子的;孩子般的
...childish enthusiasm.
孩子般的热情
2ADJ-GRADED (尤指成年人)幼稚的,孩子气的 If you describe someone, especially an adult, as childish, you disapprove of them because they behave in an immature way. (尤指成年人)幼稚的,孩子气的 [disapproval]
...Penny's selfish and childish behaviour.
彭妮自私、幼稚的举动
Don't be so childish.
别这么不懂事。
childishly
He hit back angrily, saying such remarks were childishly simplistic.