un. 发光两极管 [网络] 发光二极管;发光二极体;光学二级管 surface emitting light emitting diode: 表面发射发光二极管burrus light emitting diode: 布诺斯发光二极管led light emitting diode: 发光二极管; 发光二极体led light-emitting diode: 发光二极管; 发光二级管led(light emitting diode: 光学二级管下载手机词典可随时随地查词查翻译