今天我们要学的词是 component. Component 组成部分。President Barack Obama said that a secure retirement is a major component of being middle class in America. 美国总统奥巴马说,有保障的退休生活是美国中产阶级应有的一个重要组成部分。In fiscal year 2014-2015, The Indian auto component industry registered a growth of 11 percent over the previous year. 印度汽车零部件行业2014到2015财政年度比前一年增长了百分之11。好的,今天我们学习的词是 component, component, component...