n.繞月
adj.環(huán)月的
Flights 13 and 14 had Centaur boosting the spacecraft to escape velocity for an early demonstration of circumlunar capability. 第13次和第 14次飛行利用森托爾推進飛船逃離速度限制，這是繞月飛行能力的早期證明。
The circumlunar satellite will experience another three accelerations, which will further shorten its distance to the moon orbit, Zhou said. 周先生說:環(huán)月衛(wèi)星將經(jīng)歷三級加速
The circumlunar satellite separated from the rocket at 6:29 pm and entered into Earth orbit, where it will travel for seven days, according to the Beijing Aerospace Control Center (BACC) . 據(jù)北京航空控制中心宣布，“嫦娥一號”繞月衛(wèi)星于下午6:29分與運載火箭分離并進入繞地軌道，且將繞地球七天。
circumlunar trajectory 環(huán)月軌道
