A: It's a synthesis of history and geography--basically, history focuses on written documents and pure geography focuses on land surveys, while historical geography brings the two together for comparison and to identify points of contact.
答：歷史地理學綜合了歷史與地理的研究方法﹘﹘基本上，歷史學以文獻為中心進行研究；純粹的地理學著重現地調查，歷史地理學則是以文獻為根基，加上實地調查，綜合比照兩者，找出接點。