a linkup of two orbiting spacecraft.轨道上两个太空飞行器的会合They have docked a robot module alongside the orbiting space station...他们已经将一个自动操作舱与沿轨道运行的空间站并行对接上了。Let's pretend we're on the spaceship orbiting round the earth...

The orbits of planets in the once popular geocentric Ptolemaic system are epitrochoids.曾经盛行的托勒密地心说体系里的行星轨道就是外旋轮线.Mars and Earth have orbits which change with time...火星与地球的运行轨道随着时间而变化。Other enumeration problems lead us to...

disorbition的音标：disorbition的英式发音音标为：[dɪsɔ:'bɪʃn]disorbition的美式发音音标为：[dɪsɔ'bɪʃn]...

Objective To study the clinical characteristics of children orbital dermoid cyst.目的探讨小儿眼眶皮样囊肿的临床特点.the M25 London orbital motorway第25 号伦敦外环高速公路Saturn was to launch the 15 th flight, a Moon orbital mission.第15次飞行利用萨杜恩将飞船送...