相关单词近义词 moon 月亮, satellite 卫星；人造卫星..., minor planet [天]小行星临近词planet, Planet-Gear Reducer, planet gear mechanism, planetarium projector, planet fly by mission, planet-gear-drive, planets in conjunction, Planet Wheeled Agitator, planet location diagram, planetesimal hypothesis, Planet-cycloid Reducer相似词plane, planet, planetarium, planetary, plangent, planimeter, planish, plank, 返回 planetoid