circumlunar trajectory中文什么意思

环月轨道

• circumlunar:    adj. 环月的，绕月的。
• trajectory:    n. (抛射体的)轨道，弹道；流轨； ...
• circumlunar mission:    绕月飞行任务

百科释义

A Circumlunar trajectory, Trans-Lunar trajectory or Lunar free return is a type of free return trajectory which takes a spacecraft from Earth, around the far side of the Moon, and back to Earth.