It's a vinyl doll with movable arms and legs.
这是个胳膊和腿都能活动的乙烯基塑料娃娃。
The back ends of the dilation arms are connected in series on the supporter through the movable slide ways on the movable disk.
扩张臂的后端通过移动盘上的移动滑道串联在支撑架上。
One of the features of the PJP-25UR is its movable microphone arms.
PJ P - 25ur的特点之一就是可动式麦克风支臂。
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