霧霾haze;

　　煙霧smog;

　　空氣污染指數air pollution index;

　　橙色預警orange alert;

　　懸浮顆粒物airborne particulate matter;

　　可吸入顆粒物inhalable particle;

　　有毒物質toxic substance;

　　空氣質量檢測air quality monitoring;

　　實時發布PM2.5數據release real-time PM2.5 data