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(fā)布PM2.5數據 release real-time PM2.5 data
有害空氣污染物 hazardous airborne pollutant;
污濁的空氣 foul air;
連續(xù)多日煙霧 consecutive smoggy days;
防塵口罩 anti-dust gauze mask;
能見度低 low visibility;
機動車尾氣塵 vehicle exhaust;
工業(yè)化 industrialization;
乘客滯留 passengers stranded;
追尾 rear-end collision