| 单词 | air pollution |
| 释义 | > as lemmasair pollution air pollution n. the presence in or introduction into the air of harmful or poisonous substances, esp. as a result of human activity. ΘΚΠ the world > physical sensation > cleanness and dirtiness > dirtiness > pollution or defilement > environmental pollution > [noun] > other types of pollution acid rain1845 air pollution1874 fallout1946 rainout1954 radiation1958 thermal pollution1965 light pollution1969 radioactivity1969 noise pollution1970 wash-off1979 1874 Med. & Surg. Reporter 12 Sept. 207/1 The prevention of water pollution and of air pollution with the products of decomposing filth. 1955 Sci. Monthly July 20/1 The Citrus Experiment Station at Riverside, California, is currently investigating the effects of air pollution on plants. 1988 J. Elkington & J. Hailes Green Consumer Guide (1989) 115 As factories, power stations and other industrial sources of air pollution are cleared up, motor vehicles have emerged as one of the worst offenders. < as lemmas |
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