contaminate

1. V-T If something is contaminated by dirt, chemicals, or radiation, they make it dirty or harmful. 污染

Have any fish been contaminated in the Arctic Ocean?

北冰洋里有鱼受到污染了吗?

2. contaminationN-UNCOUNT 污染

The contamination of the ocean around Puget Sound may be just the beginning. 普吉特海湾周围海域的污染可能才开始。