She shows great diligence in her schoolwork.
她上学非常用功。
He has been working with diligence.
他一直勤奋地工作着。
These achievements are a testimony to your diligence.
这些成就是你勤奋努力的证明。
You need money and time; in addition, you need diligence.
你需要钱和时间，此外还需要努力。
The Chinese nation is distinguished for its diligence and courage.
中华民族以勤劳勇敢著称。