brightness
- n. [光][天] 亮度;聪明,活泼;鲜艳;愉快
英英释意
- 1. the location of a visual perception along the black-to-white continuum
- 2. intelligence as manifested in being quick and witty
- 3. the quality of being luminous; emitting or reflecting light;
- "its luminosity is measured relative to that of our sun"