progressive
/prəˈgresɪv; prə`ɡrɛsɪv/ adj
1 making a continuous forward movement 前进的; 进步的; 有进展的.
2 increasing steadily or in regular degrees 逐步增加的; 逐级上升的
a progressive disease, ie one that gradually increases in its effect 进行性的疾病（逐渐严重）
progressive taxation, ie at rates that increase as the sum taxed increases 累进税
Her condition is showing aprogressive improvement. 她的情况已逐步改进.
3 (approv褒)
(a) advancing in social conditions or efficiency （社会状况）不断改善的; （效率）不断提高的
a progressive firm, nation 发展中的企业、 国家.
(b) favouring or showing rapid progress or reform （主张）进步或改革的; 先进的
progressive schools, views 先进的学校、 进步的观点
a progressive education policy 革新的教育政策
a progressive political party 进步的政党. progressive, n person who supports a progressive(3b) policy or adopts progressive methods 支持进步的政策或采用进步的方法的人; 进步人士; 改革派人士.