the feudal system, the social and land-owning system of western Europe in the Middle Ages or of any society that is organized according to rank

He furthered some of the ideals of the French Revolution by abolishing feudalism. 他废除了封建制，从而将法国大革命的理想发扬光大。

the shift from feudalism to capitalism in Europe during the 18th and 19th centuries 十八、十九世纪欧洲从封建制度到资本主义制度的转变