| 释义 |
luminance美 ['lu:mɪnəns] 英 ['lu:mɪnəns] 1. | 亮度the amount of light given out in a particular direction from a particular area |
n. | 1. the condition or quality of emitting or reflecting light. 2. a measure of the brightness of a surface, equal to the amount of luminous flux arriving at, passing through, or leaving a unit area of surface. |
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