A treatment in which evacuated glass cups are applied to intact or scarified skin in order to draw blood toward or through the surface. It was used for disorders associated with an excess of blood, one of the four humors of medieval physiology.是什么意思_A treatment in which evacuated glass cups are applied to intact or scarified skin in order to draw blood toward or through the surface. It was used for disorders associated with an excess of blood, one of the four humors of medieval physiology.在线翻译_英语_读音_用法_例句