相關(guān)單詞近義詞 space travel 太空旅行, flight 飛行rocket flight, 火箭飛行, spacefaring 航天的臨近詞spacesick, space, Space Flight Operations Plan, space axial symmetry problem, space multi-channel nozzle, space-shifting coefficient, space of systematic products, space orientational illusion, Space beam-plate structure, Space rectangular coordinate, space docking mechanism test, Space--time Relationship 返回 spaceflight