她不(再)是毛孩子了。

She is no (longer a) chicken.

你是个涉世未深的毛孩子。

You Are like A baby in the woods.

你不能依靠他，他只是个涉世未深的毛孩子。

You can not depend on him. He is just a babe in arms.

‘只有三个哭哭啼啼的毛孩子(gagno意大利语——译注)’，用方言讨厌地回答说。

'It's just three whiny gagno' was the fierce reply, in dialect.