交通流量增加的同时，汽油价格大幅下跌。
The traffic increase comes at the same time as gas prices drop significantly.
在大多数国家，原油成本在汽油价格中所占的比例比上世纪70年代要小。
In most countries the cost of crude oil now accounts for a smaller share of the price of petrol than it did in the 1970s.
在大多数国家，原油成本在汽油价格中所占的比例比上世纪70年代要小。
In most countries the cost of crude oil now accounts for a smaller share of the price of petrol than it did in the 1970s.
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