各种车辆的排放的气体对于环境造成了巨大的威胁因此危害了人们的健康。
Emission of various vehicles poses great threat to the environment thus damaging people's health.
在某些国家，你只能开低排放污染的车辆。
In some countries, you can only drive cars with low emissions.
那些车辆排放一氧化碳，远比普通汽车多很多。
Those vehicles put out a lot more carbon monoxide than ordinary cars.
新的车辆以低能耗、低排放的独占权；
新的车辆以低能耗、低排放的独占权；
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