他说，“这是一项全国性的标准，可以扩展到全球，为未来设立更高的燃油标准做铺垫。”

It's a national standard that can spread globally and be a steppingstone to even higher fuel standards in future.

youdao

他说，“这是一项全国性的标准，可以扩展到全球，为未来设立更高的燃油标准做铺垫。”

It's a national standard that can spread globally and be a steppingstone to even higher fuel standards in future.

youdao