light-emitting diode
短语[计] 发光二极管
发音
其它
词形变化
light-emitting diodes
复数
light-emitting diodes
别名
LED
释义与例句
n.
-
1.
A rectifying semiconductor device which converts electrical energy into electromagnetic radiation of a wavelength in or near the visible spectrum of light.
发光二极管
发光二极体
物理