air cushion

汉语翻译

词型变化：

英语解释：

名词 air cushion:

1. the trapped air that supports a hovercraft a short distance above the water or ground
2. a mechanical device using confined air to absorb the shock of motion
   同义词：air spring
3. a cushion usually made of rubber or plastic that can be inflated
   同义词：inflatable cushion