compressed air

名词 compressed air:

1. air at a pressure greater than that of the atmosphere

1. A covering for a wheel, usually made of rubber reinforced with cords of nylon, fiberglass, or other material and filled with compressed air.
   轮胎车轮的覆盖物，通常由用尼龙绳、玻璃纤维或其它材料加固的橡胶制成，并注入了压缩的空气
2. With a supply of compressed air the large balloon inflated in a matter of seconds.
   大气球注入压缩空气後，几秒钟就充足了气。