短語詞組短語plinth stone 底石support plinth 支承底座plinth course 勒腳層;墻基層Stone plinth 基石plinth foundation 趾板基礎concrete plinth 混凝土基腳;混凝土基座;混凝土勒腳Fourth Plinth 第四基座;第四基柱the plinth 基礎plinth structure 趾板結(jié)構(gòu) 返回 plinth