deforestation [di?f?ris'tei??n]
n. 采伐森林,森林开伐英英解释:名词 deforestation:the state of being clear of trees the removal of trees 同义词：disforestationcontamination [k?n?t?mi'nei??n]
n. 污染例句与用法:A robe or smock worn in operating rooms and other parts of hospitals as a guard against contamination.手术服在手术室里和医院的其他地方为防止感染或传染而穿的长袍或罩衫The act or process of polluting or the state of being polluted, especially the contamination of soil, water, or the atmosphere by the discharge of harmful substances.污染造成污染的行为或过程或被污染的状态，尤指因为排放有害物质而造成的对土壤、水或大气的污染英英解释:名词 contamination:the state of being contaminated 同义词：tainta substance that contaminates 同义词：contaminantthe act of contaminating or polluting; including (either intentionally or accidentally) unwanted substances or factors 同义词：pollutionlemming ['lemi?]
n. 旅鼠英英解释:名词 lemming:any of various short-tailed furry-footed rodents of circumpolar distribution porcupine ['p?:kjupain]
n. 豪猪,箭猪例句与用法:The hunter seized a porcupine.猎人捕获了一只豪猪。英英解释:名词 porcupine:relatively large rodents with sharp erectile bristles mingled with the fur 同义词：hedgehoghaddock ['h?d?k]
n. 鳕的一种n. 鳕鱼词形变化:名词复数:haddock 英英解释:名词 haddock:lean white flesh of fish similar to but smaller than cod; usually baked or poached or as fillets sauteed or fried important food fish on both sides of the Atlantic; related to cod but usually smaller 同义词：Melanogrammus aeglefinus
