Eventually the cars will be bumper to bumper on every road.

最后，每条路上的车子都会头尾相接。

The 15 finalists for the Bumper to Bumper contest have been selected.

为对缓冲挡竞赛的缓冲挡的15个决赛选手已经被选择。

Truckers: There will be "smart" lanes that enable computer-driven vehicles to travel bumper to bumper at high speeds.

卡车司机：将会有可供电脑驾驶的机动车一辆接一辆高速行驶的“智能”车道出现。

Truckers: There will be "smart" lanes that enable computer-driven vehicles to travel bumper to bumper at high speeds.

卡车司机：将会有可供电脑驾驶的无邪车一辆接一辆高速行驶的“智能”车道呈现。

Another serious problem is traffic congestion, endless queuse of cars crawling bumper to bumper through all the main streets.

另一个严重问题是交通堵塞，在所有的主要街道上，汽车长龙首尾相接，缓缓向前爬行。