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

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