Very young children should not be left to play without supervision.
不能让幼儿在没人照看的情况下独自玩耍。
The book is aimed at very young children.
这本书的对象是幼童。
She's very young and not very experienced.
她很年轻，还不太老练。
Even very young premature babies respond to their mother's presence
即使是很小的早产儿也会对母亲的出现做出反应。
She's very young. She might change her mind about what she wants todo
她很年轻，对于自己想要做的事情也许会改变主意。