The odds of being involved in an ROR crash for a sleepy driver are three times as high as those for a driver who is alert.

让一个瞌睡的司机来驾车，那么发生ROR撞车事故的可能性是一个警醒状态司机的3倍。

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And in Europe, BMW and Mercedes-Benz recently introduced navigation hardware that can not only plot out a route, but alert a driver to traffic jams.［419 words］

欧洲的宝马和奔驰汽车公司最近引进了一种导航硬件，它不仅能够规划路线而且可以提醒驾驶者注意交通堵塞。

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On Wednesday RIM promised to discontinue PhantomAlert, a smartphone software program that uses driver-generated databases to alert users of speed traps, speed cameras and DUI checkpoints.

本周三RIM承诺终止PhantomAlert，一个使用司机生成的数据库来警示使用者超速监视区、超速相机及酒后驾车检查点的位置。

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Ford's outfitted the Fusion Energi with a dizzying array of driver-assist tech, including a lane-keeping system, adaptive cruise control, driver alert system, active park assist, rear camera, blind-spot indicator system with cross-traffic alert and pull-drift compensation (phew).

ENGADGET: Ford Fusion Energi plug-in hybrid test drive (video)

When the system recognises that a lane departure is imminent, it bleeps or flashes to alert the driver.

ECONOMIST: Motoring

Cars on the roads can already park themselves, brake automatically and alert a driver if they are slipping out of a lane.

BBC: Will driverless cars mean computer crashes?