空气用用英语怎么说

空气用英语说是 "air". "Air" 来源于拉丁语 "aer"，意思是 "气体" 或 "大气". 例句如下:

The air is fresh and clean in the mountains. 空气在山上新鲜清澈.
Air pollution is a major problem in many cities. 空气污染是许多城市的主要问题.
Air conditioning keeps the room comfortable. 空调使房间舒适.

希望这些信息对您有帮助!