Level 5 · word 10,224 of 20,000
tireless
/ˈtaɪərləs/
American

- adj. 不知疲倦的, 不懈的
- Definition
- adj. working very hard for a long time without getting tired
- Example
- Her tireless efforts finally helped the small team finish the project.
- 她不知疲倦的努力最终帮助这个小团队完成了项目。
Word familytire-