这种方式对总碳排放量的贡献依旧很大：占到将近总量的15- 17%，这比全世界所有交通工具——轮船，汽车，火车和飞机——所排出的碳量还要多。

And its contribution to emissions is still large: say 15-17% of the total, more than the share of all the world's ships, cars, trains and planes.

youdao

这种方式对总碳排放量的贡献依旧很大：占到将近总量的15- 17%，这比全世界所有交通工具——轮船，汽车，火车和飞机——所排出的碳量还要多。

And its contribution to emissions is still large: say 15-17% of the total, more than the share of all the world's ships, cars, trains and planes.

youdao