柯林斯词典diode /ˈdaɪəʊd/ 1. N a semiconductor device containing one p-n junction, used in circuits for converting alternating current to direct current 二極琯 (More formal name semiconductor diode) 返回 diode剑桥词典a device that controls an electric current so that it can only flow in one direction 二極琯 返回 diode