我看了看，房间里种图书，每当我有时间。

I read all kinds of books in the reading-room whenever I have time.

youdao

我有好几百本书，每当我有时间，我会在网上找资料，我将图片分类收藏在不同的文件夹。

I have hundreds of books, and whenever I have time, I try to look for references on the net. I stored the digital images indifferent folders.

youdao