它被称为智能方向盘，它的设计适合大多数标准车辆的方向盘，用来跟进驾驶员是否一直将两只手放在方向盘上。
It's called Smart Wheel, and it's designed to fit over the steering wheel of most standard vehicles to track whether or not the driver has two hands on the wheel at all times.
帕卡德是1899 - 1958年间出品的高档品牌汽车，引入了一些新的设计，包括新式的方向盘。
Packard, an upscale brand produced from 1899 to 1958, ushered in several innovative designs, including the modern steering wheel.
这也使得设计师可以进一步延续减少方向盘尺寸的趋势，目前标准的赛车方向盘直径只有普通道路车辆方向盘的一半大小。
This has enabled designers to continue with the trend of reducing the steering wheel size, with the typical item now being about half the diameter of that of a normal road car.
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