| 词汇 | LED |
| 释义 | LEDBrE /ˌel iː ˈdiː/ NAmE /ˌel iː ˈdiː/ noun light emitting diode (a device that produces a light on electrical and electronic equipment )发光二极管◆ A single red LED shows that the power is switched on . 单支红色发光二极管表示电源已接通。 |
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