created sense approved 烟尘/煙塵 · yānchén · air pollution
烟尘 / 煙塵
yānchén
air pollution
particulate matter emitted into the atmosphere as a pollutant
政府正在努力减少工业烟尘的排放。
noun
created sense approved 烟尘/煙塵 · yānchén · smoke and dust
烟尘 / 煙塵
yānchén
smoke and dust
a mixture of smoke and airborne dust particles
狂风卷起了满天的烟尘。
noun