求翻译：而一头牛有两个反刍的胃，它一天打的嗝造成的甲烷，据科学家所言，达到大气中总量甲烷的百分之二十，也就是说，它比三辆汽车一年的尾气排放量还要大，除了牛打的嗝，它们的粪便也会排出甲烷，而平均一公斤谷物，便等于消耗16公斤的谷物以及10吨的水喂养。是什么意思？

A cow, two ruminant stomach belch methane, it is the play of the day, according to the scientists said, reaching 20 per cent of the total amount of methane in the atmosphere, that is, it more than three car exhaust emissions is even greater, the belch play In addition to cattle, their droppings can

There is a head of cattle, two of the ruminant stomach, it a day in the Dominican Republic, according to scientists the methane to achieve the total in the atmosphere of methane, and 20 % more than in other words, it has a 3 car in the exhaust gas emissions, in addition to the cattle, their dropping

But a cow has the stomach which two ruminate, it one day hits the belch creates the methane, says according to the scientist, achieved in the atmosphere the total quantity methane 20%, in other words, it also must be bigger than a three automobile year exhaust withdrawal, hits the belch except the c

And a cattle has two a rumination of gastric, it day playing of HIC caused of methane, according to scientists said, reached atmospheric in the total methane of 20%, that is, it than three car car a years of exhaust emissions volume also to large, apart from cattle playing of HIC, they of stool also

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