单词 | gravity-assist |
释义 | gravity-assist (extremely rare) n WORD FAMILY gravity-assist USAGE EXAMPLESThe proposed Innovative Interstellar Explorer going for a Jupiter flyby gravity-assist. Forbes(Oct 29, 2012) A Jupiter gravity-assist slingshot flyby would further boost the spacecraft’s cruise speed. Forbes(Oct 29, 2012) n (spaceflight) a trajectory that passes close to a planetary body in order to gain energy from its gravitational field Hyper flight, trajectory the path followed by an object moving through space |
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