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Is there a way to remedy this infantile behaviour ?

有什么办法改变他这种幼稚的行为吗？

That is infantile and selfish .

那很幼稚也很自私。

Each time , the marketing pushes to become less uptight , more infantile more teenage boy .

每时每刻，营销让我们变得更加紧张、更加幼稚，更像大孩子。

Typing of infantile body surface congenital vascular diseases with color doppler ultrasonography .

婴幼儿体表先天性血管病变的彩色多普勒超声分型。

One seldom hears a blonde say anything worth hearing ; the most they commonly achieve is a specious , baby-like prattling , an infantile artlessness .

人们很少听到金发碧眼说出值得一听的东西；她们通常所为无非孩子般空洞唠叨，拙劣而幼稚。