contamination

US /kənˌtæm.əˈneɪ.ʃən/
UK /kənˌtæm.əˈneɪ.ʃən/
"contamination" picture
1.

污染, 玷污

the action or state of making or being made impure by polluting or poisoning

:
The river suffered from severe chemical contamination.
这条河遭受了严重的化学污染
Measures were taken to prevent food contamination.
已采取措施防止食物污染