craterless

与craterless相关的网络例句 [注：此内容来源于网络，仅供参考]

Other notable features visible above include vast plains of craterless icy grooves , the day-night terminator across the image left, and an area near the top comparatively rich in craters.

其他显着特点是图像左边遍布大片平整的冰槽，这种现象日夜分明交替，以及大量陨石坑遍布的区域。