如果你想买一辆车，应该考虑是最省油的并拥有国内最先进的排放控制标准的汽车。
If you want to buy a car, go for one that is the most fuel-efficient and has the most advanced emission-control standards.
但是这项裁决第一次明确的把二氧化碳作为对人类的幸福的威胁，并且为通过严格节能的标准来控制二氧化碳的排放开辟了道路。
But the ruling set an important precedent for treating carbon dioxide as a threat to human welfare, and opens the way to regulating it by tightening fuel-economy standards.
评论人士谴责澳大利亚的双重标准：一方面控制本国的碳排放，另一方面却出口那些煤炭等含炭燃料到一些对炭排放要求宽松的国家。
Critics accuse Australia of double standards: curbing emissions at home, yet exporting carbon fuel to less strict countries.
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