单词 | orbital engine |
释义 | orbit /örˈbit/noun
ORIGIN: L orbita a wheel-track, from orbis a ring or wheel orˈbital adjective Of or relating to an orbit noun (physics)The orbit of an electron orˈbiter noun A spacecraft or satellite that orbits the earth or another planet without landing on it orbital engine noun An axial two-stroke engine with curved pistons in a circular cylinder block which rotates around a fixed shaft orbital road, motorway, etc noun One which goes round the outside of a town |
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