Lorry drivers say they have almost abandoned the practice of signalling cars to overtake when the road is clear, because many of the cars took too long to pass.
货车司机说，他们几乎放弃了在道路畅通时向汽车发出超车信号的做法，因为很多车辆都花了很长时间才超车。
2
By 8,200 B.C., drought conditions were so severe that the people abandoned their long-established settlement, perhaps dispersing into smaller camps.
Lorry drivers say they have almost abandoned the practice of signal cars to overtake when the road is clear, because many of the cars took too long to pass.