brightness

英 ['bra?tn?s] 美['bra?tn?s]
  • n. [光][天] 亮度；聰明，活潑；鮮艷；愉快

英英釋意

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"