名詞污染物
1. 污染物:10污染物(Pollutant)是進(jìn)入環(huán)境后使環(huán)境的正常組成結(jié)構(gòu)、狀態(tài)和性質(zhì)發(fā)生變化、直接或間接有害于人類生存和發(fā)展的物質(zhì),是造成環(huán)境污染的重要物質(zhì)組成,這類物質(zhì)有的是自然界釋放的,有的是人類活動(dòng)產(chǎn)生的.
2. pollutant
2. 污染性物質(zhì):37.on the brink of ... 處于...邊緣 | 38.pollutant 污染性物質(zhì) | 39.waste disposal 廢物處理
3. 污染物;污染體:pollen grain 花粉粒 | pollutant 污染物;污染體 | pollution 污染
1. 污染物(尤指車輛尾氣和工業(yè)有毒化學(xué)廢棄物)
Pollutants are substances that pollute the environment, especially gases from vehicles and poisonous chemicals produced as waste by industrial processes.
pollutant的意思
e.g. A steady stream of California traffic clogs the air with pollutants.
加利福尼亞川流不息的車流使空氣中充斥著污染物。