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主要原因
主要因素
1、major───adj.主要的；重要的；主修的；较多的；n.[人类]成年人；主修科目；陆军少校；n.(Major)人名；(西)马霍尔；(法)马若尔；(捷、德、塞、瑞典)马约尔；(英)梅杰；vi.主修
2、the major───少校
3、major leagues───职业体协；职业性运动联盟；〔美国〕职业棒球大联盟
4、parus major───大山雀，白颊山雀
5、brevetted major───大调啤酒花
6、major renovation───重大改造
7、major concern───主要关注的问题；主要考虑
8、major-domo───n.大都管
9、major scales───大音阶
1、But, the GNU Project isn't the only major contributor.───但是，GNU组织并不是唯一的主要贡献者。
2、Buffalo Bill was a major contributor in the creation of the myth of the American West, as seen in Hollywood movies and television. .───野NiuBi尔的主要贡献在于创造了美国西部神话，一如好莱坞电影及电视影集所呈现出的蛮荒景象。
3、And trust in rising home value as a truism as reliable as a sunrise was a major contributor to the catastrophic collapse of the economy.───并且对于家庭价值作为真实性而信任，认为它和日出一样的可靠，这份信任是经济灾难性崩溃的主要贡献者。
4、In addition, as a prolific inventor, he was a major contributor to the advancement of Blood banking in the United States.───另外，作为一个多产的创造者，他是美国血站进步的主要贡献者。
5、There is little doubt that unduly large swings in macroeconomic policies have been a major contributor to our current crisis.───毫无疑问的，总体经济政策过度摆荡是造成目前危机的一大主因。
6、Sugar-sweetened beverages are a major contributor, and there may be negative health consequences down the line.───糖水饮料是主要因素，而且可能有彻底的负面健康后果。
7、Sulphur dioxide is a pollutant and a major contributor to acid rain.───二氧化硫是一种污染物，并且是形成酸雨的主要因素。
8、Turkey has been a major contributor to the ongoing struggle to stabilize Afghanistan.───土耳其对正在进行的稳定阿富汗局势的斗争作出了重大的贡献。
9、Sulfur dioxide, a major contributor to acid rain, is an especially serious pollutant because it diminishes the respiratory system's ability to deal with all other pollutants.───二氧化硫是酸雨的主要成因之一，它是一种特别严重的污染物，因为它会降低呼吸XiTong处理其他污染物的能力。
1、A major contributor to M.I.'s success is the flexibility of the courses, both in style and structure.
2、B has shown she can be a major contributor.
3、Sulphur dioxide is a pollutant and a major contributor to acid rain.
4、Harris has been a major contributor to the Dodgers' success this season.
5、VCO is the major contributor of the PLL output noise.
6、Dr Win was a major contributor to the research.
7、Such obstructionism is a major contributor to delay and the high cost of litigation.
8、A slow metabolism is another major contributor to weight gain.
9、Poverty is a major contributor to mental illness, stress, suicide, family disintegration and substance abuse.