Ferdinand von Richthofen (1833-1905), German geologist and explorer who published a major foundational study of the geology of China in 1887 and first introduced the term Silk Road 絲綢之路|丝绸之路
Ferdinand von Richthofen (1833-1905), German geologist and explorer who published a major foundational study of the geology of China in 1887 and first introduced the term Silk Road 絲綢之路|丝绸之路
里
HSK 1
含义unit of distance; village; lane; Kangxi radical 166