革新革新城堡castle_advancein_game/common/advances/1_building_unlocks.txt:918城堡通常是贵族的设防住所或军事组织的总部。然而,这里的城堡主要作为防御工事,用于保护该地免受入侵势力的攻击。需要封建制度革新requires革新树农业风车畜牧马术封建制度城堡波罗的海十字军堡垒 之后还有1项城堡长制度城堡教堂新帕特雷要塞骑士团总部共和议会王宫定义in_game/common/advances/1_building_unlocks.txt:918919age = age_1_traditions921requires = feudalism_advance923unlock_building = castle924starting_technology_level = 3926▾ai_weight = {926add = 2}