Don't be afraid of asking for information when it is needed.怎么翻译.

问题描述:

Don't be afraid of asking for information when it is needed.怎么翻译.
Don't be afraid of asking for information when it is needed.
这句话怎么翻译. 其中的 it 指代的是什么?

当需要信息时别害怕提问.
it = information