a region and former grand duchy of west-central Germany. In medieval times the territory was expanded west to the Rhine River and south to the Main River,but after1567 it was divided into four separate regions ruled by various branches of the Hesse family是什么意思_a region and former grand duchy of west-central Germany. In medieval times the territory was expanded west to the Rhine River and south to the Main River,but after1567 it was divided into four separate regions ruled by various branches of the Hesse family在线翻译_英语_读音_用法_例句