释义 |
Related topics: Electricity, Electricityˌlight-emitting ˈdiode noun [countable] technical (abbreviation LED) a small electronic object that produces light when an electrical current is sent through it. Light-emitting diodes are used, for example, as lights on electrical equipment, and to make words and pictures on large screens. 发光二极管ˌlight-emitting ˈdiode nounChineseSyllable |