A feature in all-wheel driver vehicles, HDC assists drivers when negotiating a steep downhill route.

作为四轮驱动汽车的一项功能，HDC可以辅助驾驶员通过一个陡峭的下坡路。

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The driver was slumped exhausted over the wheel.

司机伏在方向盘上，疲惫得睡着了。

《牛津词典》

The driver follows the directions and makes turns based on sounds that the steering wheel makes when it is turned.

VOA: special.2009.11.03

But Phnom Penh has its cyclo - a three-wheeled bicycle with the driver perched on high above the rear wheel, and the passengers in a bucket seat slung between the two front wheels.

VOA: standard.2010.06.14

With the increasing use of technology and smartphones behind the wheel, driver distraction has become a concern.

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The speed-sensitive electric power steering may be a bit lighter feeling than it is in some other sporty sedans or wagons, but it provides sufficient feedback to the driver through the wheel.

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In fact, a recent survey of teens revealed that while 87 percent of teen passengers would speak up to ask a driver to refrain from getting behind the wheel after drinking, only 72 percent of teen passengers would do the same for a driver who has used marijuana.

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