| 单词 | candelas |
| 释义 | candela /kan-delˈə or -dēˈlə/noun (pl candelˈas)A base SI unit, the unit of luminous intensity (symbol cd), defined as the luminous intensity in a given direction of a source that emits monochromatic radiation of frequency 540×1012 hertz and that has a radiant intensity in that direction of 1/683 watt per steradian ORIGIN: L candēla candle |
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