Her offspring are diligent and intelligent.

　　她的孩子們既勤奮又聰明。

　　For the future, try to be more diligent in your work.

　　今后你應該更勤奮。

　　She is diligent and keeps herself busy all the time.

　　她真勤快，一會兒也不閑著。

　　He is diligent and always keeps his house clean and tidy.

　　他這個人手勤，屋子收拾得非常干凈。

　　He is conscientious and diligent, and is never idle.

　　他是個勤謹人，整天閑不住。