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The direction of the ball
方向球
固定在汽车方向盘上,形状有圆形、椭圆形,颜色是桃木加金属铬外包。可根据驾驶人员的喜好任意装在方向盘的左右两边,特别适于单手驾驶。车辆变换方向时,只需轻轻拨动
方向球
,就能起到以往使较大劲才能达到的效果,使用起来轻松自如。它与方向盘相连的部位有一个带滚珠的轴,你只用一只手拨动
方向球
,方向盘就会随着变动方向,完全避免了以往转向时两只手交会的现象。