需要更多的研究以确定在普通驾驶状态下上臂制动的效果。
Further studies are required to determine the effect of arm immobilization on normal driving conditions.
这条神经从你的颈部开始下伸到你的上臂，在运行到你的手的过程中围绕过你的肘关节。
This nerve travels from your neck down your upper arm, wrapping around the elbow joint on its way to the hand.
冈下肌和小圆肌这两块肌肉，将肩胛骨和上臂连接起来，使手臂外旋。
Two muscles, the infraspinatus and teres minor, connect the shoulder blade to the upper arm bone and roll the arms outward.
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