bourgeoisie (n.)youdaoicibaDictYouDict[bourgeoisie 词源字典]
1707, "body of freemen in a French town; the French middle class," from French bourgeois, from Old French burgeis, borjois (12c.) "town dweller" (as distinct from "peasant"), from borc "town, village," from Frankish *burg "city" (see borough). Communist use for "the capitalist class generally" attested from 1886.[bourgeoisie etymology, bourgeoisie origin, 英语词源]