因素: factor; element 短语和例子决定因素 decisive factor; 积极因素 positive factor; 关键因素 the key facter; 致病的因素 factor in the causation of disease; 社会因素 social factor; 主导因素 leading factor; 基本因素 essential elem
生产因素: factor of productionfactorofproductionfactors of productionproduction factor
