每日商务英语 第534期:愚蠢的

puerile-----愚蠢的（形容词）

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英文释义

(adjective) Immature; childish; silly.

例句

My little brother's puerile rudeness gets him into trouble at his office where people are expected to behave more politely.
我的小弟愚蠢的粗鲁行为使他在要求员工彬彬有礼的公司里遇到了麻烦。