青云翻译

一个可能的解决方案是设计和开发清洁汽车和清洁fuels.in清华大学，camous巴士驱动electricity.in北京，开始在一些公共巴士上运行的天然气，这不一样的二氧化碳petrol.but可能需要几十年来为清洁汽车的新车型，以完全取代传统的。

One possible solution is to design and develop clean cars and clean fuels. In Tsinghua University,camous buses are driven by electricity. In Beijing some of the public buses begin to run on natural gas,which does not give off as much carbon dioxide as the petrol. But it may take decades for the new

One possible solution is to design and develop clean cars and clean fuels. In Tsinghua University, camous buses are driven by electricity. In Beijing some of the public buses begin to run on natural gas, which does not give off as much carbon dioxide as the petrol. But it may take decades for the ne

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One possible solution is to design and develop clean cars and clean fuels. In Tsinghua University,camous buses are driven by electricity. In Beijing some of the public buses begin to run on natural gas,which does not give off as much carbon dioxide as the petrol. But it may take decades for the new