工程师们称这一技术可以让汽车之间即使保持更近的距离也能更安全地行驶，从而加倍公路运载量。
The engineers say the technology could double the capacity of roads by allowing cars to drive more safely while closer together.
那天，吉米正驾驶着自己的小汽车跟在一个骑着摩托车的男人后面，这个男人的前方是一辆运载着一艘小船的卡车。
That day Jimmy was driving his car behind a man on a motorcycle, who was behind a truck hauling a boat.
那天，吉米正驾驶着自己的小汽车跟在一个骑着摩托车的男人后面，这个男人的前方是一辆运载着一艘小船的卡车。
That day Jimmy was driving his car behind a man on a motorcycle, who was behind a truck hauling a boat
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