Almost half the world's people breathe smoke from coal and biomass fuels like wood, dung and crop waste.

世界上有接近一半的人吸入来自煤和诸如木材、粪便、秸秆等生物燃料产生的浓烟。

youdao

Almost half the world's people breathe smoke from coal and biomass fuels like wood, dung and crop waste.

世界上有接近一半的人吸入来自煤和诸如木材、粪便、秸秆等生物燃料产生的浓烟。

youdao