Please return the training book to the HR office before Friday afternoon.

請在週五下午前把訓練用書歸還至人資辦公室。

The bookstore at the airport sells travel books in several languages for passengers.

機場的書店為旅客販售多種語言的旅遊書。

Our manager ordered a book on customer service for every new employee.

我們經理為每位新進員工訂購了一本關於客戶服務的書。