光二极管 guāng'èrjíguǎn LED Origin Definitions Defs Strokes Stroke Words Sentences Sents 发光二极管 fāguāng'èrjíguǎn LED light-emitting diode; a semiconductor light source that emits light when current flows through it激光二极管 jīguāng'èrjíguǎn laser diode