| 释义 |
〔clock〕An instrument other than a watch for measuring or indicating time, especially a mechanical or electronic device having a numbered dial and moving hands or a digital display.仪表,钟:除了时钟以外的测量或指示时间用的仪器,尤指一种有数字表盘、移动指针或数字显示的机械或电子仪器〔LED〕A semiconductor diode that converts applied voltage to light and is used in digital displays, as of a calculator.发光二极管:一种半导体二极管,可将实用电压转变成亮光,用于数字显示,如计算器 |