Where to Breathe the Best Air in the World

particulate: 미립자의, 입자성 물질
fine particulate matter: 미세입자물질
cubic: 정육면체의 cube: 정육면체
refers to: ~을 말하다/참조하다.
diameter: 지름
construction: 건설

https://engoo.com.tw/app/daily-news/article/where-to-breathe-the-best-air-in-the-world/UFuKhs-tEeype8tH2RpoKw