pollutant

1. N-VAR Pollutants are substances that pollute the environment, especially gases from vehicles and poisonous chemicals produced as waste by industrial processes. 污染物 (尤指車輛尾氣和化學(xué)工業(yè)廢料)

Industrial pollutants are responsible for a sizable proportion of all cancers. 工業(yè)污染物會引發(fā)多種癌癥。