你可以把要还的书留在图书管理员处。

You may deposit your returned books with the librarian.

youdao

你可以把要还的书留在书管理员处。

You may deposit your returned books with the librarian.

youdao

你可以把要还的书留在书管理员处。

You may deposit your returned books with the librarian.

youdao