She shows great diligence in her schoolwork.
她上學非常用功。
He has been working with diligence.
他一直勤奮地工作著。
These achievements are a testimony to your diligence.
這些成就是你勤奮努力的證明。
You need money and time; in addition, you need diligence.
你需要錢和時間，此外還需要努力。
The Chinese nation is distinguished for its diligence and courage.
中華民族以勤勞勇敢著稱。