pollution/pəˋluʃən; pəˈluːʃ$n/n [U] damage caused to air, water, soil etc by harmful chemicals and waste 污染: tough laws to reduce pollution 减少污染的严厉法律The public are in danger from industrial pollution . 公众受到了工业污染的威胁。air/water pollution 空气/水污染see box at见 ENVIRONMENT 方框NOISE POLLUTION
pollutionpollutionpollutionsnoun (no plural)1the action of making the air, rivers, etc. dirty and dangerous: We must stop the pollution of our beaches.2dirty and dangerous chemicals, gases, etc. that harm the environment