"infantile" in Chinese (Simplified)
幼稚的婴儿的
Definition
与婴儿或幼儿有关；也可以指行为或态度幼稚、不成熟。
Usage Notes (Chinese (Simplified))
多用于正式或批评语境，指成年人时常含贬义（如“infantile behavior”），医学或心理学中也常见。比一般的“childish”程度更重、更专业。
Examples
Her reaction was very infantile.
她的反应非常**幼稚的**。
The doctor studied infantile diseases.
医生研究了**婴儿的**疾病。
His argument sounded infantile to everyone.
他的论点听起来很**幼稚的**，大家都这么觉得。
Stop being so infantile—we need to talk seriously.
别那么**幼稚的**，我们需要认真谈谈。
He considers any criticism as an infantile attack.
他把任何批评都当作**幼稚的**攻击。
Their laughter seemed almost infantile, but it made everyone smile.
他们的笑声几乎有些**幼稚的**，但却让每个人都笑了。