更新时间：2025-03-03 11:27:31
Noun:- the social system that developed in Europe in the 8th century; vassals were protected by lords who they had to serve in war
feudal system是什么意思 feudal system在线翻译 feudal system什么意思 feudal system的意思 feudal system的翻译 feudal system的解释 feudal system的发音 feudal system的同义词
