人们认为这些领域包括能源效率、“净煤”技术和电动汽车。

Those areas are thought to include energy efficiency, "clean coal" technologies and electric cars.

youdao

人们认为这些领域包括能源效率、“净煤”技术和电动汽车。

Those areas are thought to include energy efficiency, "clean coal" technologies and electric cars.

youdao