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trajectory 音标拼音: [trədʒ'ɛktɚi] n. 轨道,弹道,轨线 轨道,弹道,轨线 trajectory 轨迹 弹道 trajectory n 1: the path followed by an object moving through space [synonym: {trajectory}, {flight}] Trajectory \Tra*ject"o*ry\, n.; pl. {Trajectories}. [Cf. F. trajectoire.] The curve which a body describes in space, as a planet or comet in its orbit, or stone thrown upward obliquely in the air. [1913 Webster] Trajetour Trajet 69 Moby Thesaurus words for "trajectory": air lane, altitude peak, aphelion, apogee, astronomical longitude, automatic control, autumnal equinox, beat, blast-off, burn, burnout, ceiling, celestial equator, celestial longitude, celestial meridian, circle, circuit, colures, course, descent, ecliptic, end of burning, equator, equinoctial, equinoctial circle, equinoctial colure, equinox, flight, flight path, galactic longitude, geocentric longitude, geodetic longitude, great circle, heliocentric longitude, ignition, impact, itinerary, launch, lift-off, line, longitude, meridian, orbit, path, perigee, perihelion, period, primrose path, road, rocket launching, round, route, run, sea lane, shoot, shortcut, shot, small circle, solstitial colure, tour, track, trade route, traject, trajet, velocity peak, vernal equinox, walk, zodiac, zone
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