问题补充:
答案:
【答案】 Beijing is one of the ten most severely polluted cities in the world.
The coal used up in Beijing has been up to 27,000 thousand tons.
2700吨:twenty seven hundred tons
2700万吨:twenty seven million tons
【全球十大污染城市】\北京是世界上大气污染最严重的十大城市之一\用英文怎么说?最好多...