air cushion
近义词：airspring，
英英释义
Noun
- the trapped air that supports a hovercraft a short distance above the water or ground
- a mechanical device using confined air to absorb the shock of motion
- a cushion usually made of rubber or plastic that can be inflated
例句
用作名词(n.)
- These vessels ride on a cushion of air when in use.这些舰船在开动的时候，是浮在气垫上的。
- It's time to go home, let the air out of the air bed.该回家了，咱们把气垫床的气儿放了吧。
THE END