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.
腿状物的中部可以是窄的或者将腿状物分离为两个轨道以增加瓣膜小叶的可视性。
The legs may be narrow in the midsection or split into two rails to increase visibility of the valve leaflets.
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