Put the book back on the shelf when you've finished it.

书读完后，要放回原处。

youdao

If you discover you need a book to read or reference, pull it out of the box and put it back on the shelf.

如果你发现你需要一本书来看或者复习，把它从箱子拿出来重新放到书架上。

youdao

When you've finished with the book put it back on the shelf.

你看完这本书后，把它放回书架上。

youdao