顾名思义,“环”为环绕,“月”为月球,意为环绕月球轨道。
欧洲的“智能1号”2003年就进入了环月轨道,并且欧洲空间局拟定了新的计划。
Europe's SMART-1 entered lunar orbit in 2003, and the ESA wants to go back.
该火箭将把这个飞行器送入环月轨道,此后该卫星有望于五天后抵达月球。
The rocket will shoot the craft into the trans-lunar orbit, after which the satellite is expected to reach the Moon in about five days.
这幅图像是环月轨道探测照相机(LROC)拍摄的,它包括一对窄角照相机和一个广角照相机。
This image was taken by the Lunar Reconnaissance Orbiter camera, or LROC, which consists of a pair of narrow-angle cameras and a single wide-angle camera.
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