transport infrastructure (We are investing in major improvements to our transport infrastructure—both road and rail.)
交通设施
road network (The government announced an ambitious programme to modernize the road network in the west of China)
公路网
traffic bottleneck (The construction work is causing traffic bottlenecks in the city centre)
交通瓶颈 （口）
inch along (We inched along for nearly 3km until we got past the accident).
极为缓慢地行进（口）
be out of bounds to somebody (The cockpit of an aeroplane is out of bounds to passengers)
是未经许可不得进入的区域（口）
bumper-to-bumper (By eight o'clock the traffic was bumper to bumper.)
许多汽车如此接近以至于它们几乎相互接触（口）
the volume of traffic (The volume of traffic has increased enormously since the road was widened.)
交通量
traffic density (Guangzhou has the highest traffic density in China.)
交通密度
be jam-packed (The streets were jam-packed with lorries that had come to take part in the protest against fuel prices.)
拥挤不堪的（口）
commuter (The commuters were furious when the train was delayed by an hour.)
n.通勤者,经常往返者
petrol (Petrol prices have risen enormously this year)
n.<英>汽油（=<美>gasoline）
hybrid
n.混血儿,杂种,混合物a.混合的,杂种的
hybrid car (Hybrid cars have two fuel sources, one of which is electric, so they typically produce less pollution.)
混合动力车
fuel consumption
燃料消耗
a gas guzzler
非常耗油的车（口）
reckless driving
不负责任地开车
drunk driving
酒后驾车
impair a person's driving ability
（酒精等）影响某人的驾驶能力
arrive safe and sound (idiom)
安全抵达（口）
well-organised
组织良好的，有条理的
at the intersection
（口）路口
go over the speed limit
超速