air spring
英英释义
Noun- a mechanical device using confined air to absorb the shock of motion
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。
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