【他動詞】
不潔にする 汚染する 接触と混入と放射能などによってをよごす
(用例)The water has been contaminated by industrial waste and many aquatic creatures have died.
【他動詞】
不潔にする 汚染する 接触と混入と放射能などによってをよごす
(用例)The water has been contaminated by industrial waste and many aquatic creatures have died.