= air cushion, n.
| 单词 | θ75279 |
| 释义 | the world > matter > gas > air > [noun] > elasticity of air > body of air acting as buffer or support (3) air pillow1828 = air cushion, n. air cushion1853 A layer or body of air that provides support or absorbs shock; spec. an artificially generated layer of air supporting a hovercraft or similar… cushion1891 Mechanics. A body of steam (or air) left in the cylinder of a steam-engine (or air-engine) to act as an elastic buffer to the piston. Also, a body… |
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