hardworking

形容词

1. 1

   勤奋的、努力的、勤劳的

   She is a hardworking student who never misses a class.

   她是个勤奋的学生，从来不缺课。

2. 2

   耐用的、吃重的用于机器、工具

   This hardworking little engine runs all day without overheating.

   这台耐操的小引擎整天运转也不会过热。