英语词汇“gravity assist”是什么意思，“gravity assist”的读音、用法及例句翻译-烛光网

词汇	gravity assist
释义	gravity assistn.（名词） The use of the energy obtained from a gravitational field to change the speed or shape of a spacecraft's orbit.重力协航：利用来自于万有引力场的能量以改变宇宙飞船运行轨道的速度或形状
随便看	fourgon fourgons fourhanded Four-H Club Four Horsemen of the Apocalypse Four Hundred Fourier Fourier analysis Fourierism Fourierisms Fourier series Fourier's theorem four-in-hand four-leaf clover four-letter word four-o'clock fourpenny nail fourplex fourplexes four-poster fourragère fourragères fours fourscore foursome

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