名词 progressive:

1. a tense of verbs used in describing action that is on-going

2. a person who favors a political philosophy of progress and reform and the protection of civil liberties

progressiveadj.先进的；前进的；渐进的；革新的(音乐上的）n.进步分子；革新主义者progressive rate累进税率progressive pace累进速度progressive kiln连续式干燥窑,渐进干燥窑,连续运转窑,连续窑progressive gear顺序变速装置progressive loss积累损耗, 累进损耗progressive type进行型progressive cost递增成本progressive gage分级规progressive jazz渐进式爵士乐(类似比暴扑爵士乐的一种爵士乐)progressive bloc进步同盟