注意：

规则：

Cars have become more affordable for the average consumer and they are no longer a luxury item.

讲解：

affordable 价格合理的;多数人买得起的

the average ... 普通... the average consumer 普通消费者 the average person 普通人 the average后面的名词通常用单数

no longer 不再...

a luxury item 奢侈品

One option is to improve the reliability of public transport to encourage people to take the bus or the train rather than get in the car.

讲解：

option 选择

reliability n. 可靠性 reliable adj. 可靠的

public transport 公共交通

encourage sb 鼓励...

train 火车、也可以理解成地铁

rather than ... 而不是...

A successful example of this is the congestion charge scheme in London which has certainly reduced the level of traffic in inner-city areas.

讲解：

这句话是一个举例，它所要支撑的观点是“对市中心的车辆收取拥堵费（congestion charge）”

scheme 方案、安排

reduce the level of traffic 减少交通量

inner-city areas 内城地区