柯林斯词典dorsum /ˈdɔːsəm/ 1. N [anatomy] →a technical name for the back 返回 dorsum剑桥词典a Latin word meaning "back", used in medical names and descriptions of the back or top surface of an organ (拉丁语）背，背部，背面（用于医学术语中) the dorsum of the foot 足背 返回 dorsum