机器人臂绕枢轴转动并伸直，好像伸出它的机械手。
It pivots around and straightens as it extends its mechanical hand.
鞋座可在支架和摆臂的带动下绕绑腿外壳转动，快速实现滑行与行走的转变。
Each shoe base can be driven by each support bracket and each swinging arm to rotate in the mode of winding each legging outer shell to rapidly realize sliding and walking conversion.
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