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151.carriage. n马车、车架、baby carriage 美 童车, 婴儿车; 152.assumption. n设想; 153.community. n团体; 154.resident. n居民; 155.pesticide. c杀虫剂; 156.disease. n疾病; 157.woodland. n森林地; 158. exposure. n.暴露; 159.chemical. n化学药品; 160.poisoning. n.中毒; 161.pollution. n污染; 162.offi cial. n官员; 163 lifetime. n.一生; 164.nature. n本性; 165.threat. n威胁; 166.sign. c.迹象;v.签名; 167.label.n标签; 168.grocer. n 食品商、杂货店; 169.butcher. n屠夫; 170.baker. n面包师; 171.preservation. n保存; 172.technique. c技术; 173.marketing. n市场营销; 174.hardware. n。五金器具、硬件;software.n.软件; 175.globe. n地球; 176.tropics. n热带; 177. connection. n连接; 178. architecture. n建筑(学); 179.silicon. n.硅; | 
