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加拿大的一项研究发现,因为马路上危机四伏,随时可能发生夺命车祸,驾驶者平均驾车1小时,寿命便缩短20分钟。有医生建议,司机们
A Canadian study found that drivers were on the verge of driving a car for an hour due to the perilous situation on the road, reducing their life expectancy by 20 minutes. Some doctors suggest that drivers