Level 5 · word 9,526 of 20,000
piston
/ˈpɪstən/
American
- n. 活塞
- Definition
- n. a part that moves up and down inside a tube in an engine
- Example
- A worn piston can cause the engine to lose power.
- 活塞磨损会导致发动机动力下降。
Word mapEngine parts