Level 5 · word 8,227 of 20,000
propulsion
/prəˈpʌlʃən/
American
- n. 推进力
- Definition
- n. the force that pushes something forward
- Example
- The rocket's propulsion system pushed it far beyond the clouds.
- 火箭的推进系统将它推到了云层之上很远的地方。
Word familypropel-