Foolishly juvenilebehavior or character; immaturity.
幼稚愚蠢的稚气的行为或性格；
2
Nelson's teacher was tired of his juvenilebehavior and sent him to the principal for punishment.
纳尔逊的老师受够了他的幼稚行为，将他送给校长去处罚。
3
For three years, not only number of relentless years devastated the juvenile heart, but also the merciless rules limited juvenilebehavior and indifferent attitude results in junior's shadow.