The one snag on the lander happened when the protective sheath around the robotic arm didn't unwrap all the way after touchdown.
唯一的故障就是在探测器着陆后包围机械手臂的保护罩始终没能打开。
The device can also include a protective sheath disposed over at least a portion of the elongate shaft and movable relative to the elongate shaft between a distal position and a proximal position.
该设备还包含置于细长轴的至少一部分上的保护套，且可相对于细长轴在远 端位置和近端位置上移动。
The device can also include a protective sheath disposed over at least a portion of the elongate shaft and movable relative to the elongate shaft between a distal position and a proximal position.
该设备还包含置于细长轴的至少一部分上的保护套，且可相对于细长轴在远 端位置和近端位置上移动。
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