hard-working

• 勤劳的中国人民

  hard-working Chinese people

• 以勤劳见长

  be good at working hard

• 他很勤劳。

  He's very assiduous.

• 工人们用勤劳的双手盖起一座又一座的工厂。

  The workers' untiring pairs of hands have built factory after factory.