Level 3 · word 2,884 of 20,000
keen
/ˈkiːn/
American
- adj. 锋利的, 敏锐的, 热切的
- Definition
- adj. sharp, or very eager and enthusiastic about something
- Example
- My brother is keen on learning how to play guitar.
- 我弟弟很热衷于学弹吉他。