苦读者

例句：

1. 1. He is a hardworking student who always studies diligently.
   他是一个勤奋的学生，总是努力学习。
2. 2. She is an assiduous reader who loves to read books in her spare time.
   她是一个勤奋的读者，喜欢在空闲时间阅读书籍。
3. 3.The hardworking staff has successfully completed the project ahead of schedule.
   勤奋的员工成功提前完成了项目。