名詞 contamination:

1. the state of being contaminated
   同義詞：taint
2. a substance that contaminates
   同義詞：contaminant
3. the act of contaminating or polluting; including (either intentionally or accidentally) unwanted substances or factors
   同義詞：pollution

1. A robe or smock worn in operating rooms and other parts of hospitals as a guard against contamination.
   手術(shù)服在手術(shù)室里和醫(yī)院的其他地方為防止感染或傳染而穿的長袍或罩衫
2. The act or process of polluting or the state of being polluted, especially the contamination of soil, water, or the atmosphere by the discharge of harmful substances.
   污染造成污染的行為或過程或被污染的狀態(tài)，尤指因為排放有害物質(zhì)而造成的對土壤、水或大氣的污染

con.tam.i.na.tion

n.（名詞）

The act or process of contaminating.
污染：使污染的行為或過程
The state of being contaminated.
被污染：被污染的狀態(tài)
One that contaminates.
污染物