单词 | air-cushion vehicle |
释义 | air-cushion vehicle [`er ´ku̇sh·ǝn ´vē·ǝ·kǝl] MECHANICAL ENGINEERING A transportation device supported by low-pressure, low-velocity air capable of traveling equally well over water, ice, marsh, or relatively level land. Also known as ground-effect machine (GEM); hovercraft. |
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