brightness

英 [braɪtnəs]

美 [ˈbraɪtnəs]

n.  光辉，亮度，辉度，白度，光泽，鲜明

复数：brightnesses　

CET6计算机

BNC.10144 / COCA.7963

柯林斯词典

• ADJ-GRADED （颜色）鲜艳的，明亮的
  Abrightcolour is strong and noticeable, and not dark.
  1. ...a bright red dress.
     鲜红的连衣裙
  2. ...the bright uniforms of the guards parading at Buckingham Palace.
     参加白金汉宫阅兵式的卫兵们色彩鲜艳的制服
• ADJ-GRADED （光线）充足的，明亮的
  Abrightlight, object, or place is shining strongly or is full of light.
  1. ...a bright October day...
     10月的一天，天气晴朗
  2. She leaned forward, her eyes bright with excitement.
     她身体前倾，眼里闪动着兴奋的光芒。
• ADJ-GRADED 聪明的；伶俐的
  If you describe someone asbright, you mean that they are quick at learning things.
  1. I was convinced that he was brighter than average.
     我确信他比一般人聪明。
• ADJ-GRADED （主意）聪明的，巧妙的
  Abrightidea is clever and original.
  1. There are lots of books crammed with bright ideas...
     许多书里都有很多绝妙的想法。
  2. Ford had the bright idea of paying workers enough to buy cars.
     福特公司想出了付给工人足够的薪水去购买汽车这一绝妙的主意。
• ADJ-GRADED 快乐的；活泼的；开朗的
  If someone looks or soundsbright, they look or sound cheerful and lively.
  1. The boy was so bright and animated...
     这个男孩活泼开朗，充满活力。
  2. 'May I help you?' said a bright American voice over the telephone.
     “请问您需要什么帮助？”电话里传出一个充满活力的美国人的声音。
• ADJ-GRADED （未来）光明的，有希望的
  If the future isbright, it is likely to be pleasant or successful.
  1. Both had successful careers and the future looked bright...
     两个人都事业有成，前程似锦。
  2. There are much brighter prospects for a comprehensive settlement than before.
     综合性的社区具有比以前更加光明的前景。
• （汽车或其他车辆）打开的前灯
  The brightson a car or other vehicle are the headlights when they are switched on fully.
• 看光明的一面；抱乐观态度
  If youlook on the bright side, you try to be cheerful about a bad situation by thinking of some advantages that could result from it, or thinking that it is not as bad as it could have been.

英英释义

noun

• the location of a visual perception along a continuum from black to white
• the quality of being luminous
  1. its luminosity is measured relative to that of our sun
  Synonym:luminositybrightness levelluminanceluminousnesslight
• intelligence as manifested in being quick and witty
  Synonym:clevernesssmartness

双语例句

• This voltage gives the control over the brightness ofthe light spot.
  这个电压控制了光点的亮度。
• Precise measurements of emittance and transverse phase space are essential to generation and applications of high brightness electron beams.
  精确测量束团的发射度和横向相空间，在高亮度电子束的产生和应用中具有重要意义。
• And watery light fills the house again with soft brightness.
  和水样灯填补了房子又软的亮度。
• You can control the brightness by using a dimmer.
  你可以用控制亮度较为黯淡。
• You can study light and brightness, but not darkness.
  你能研究光线和明亮，但不能是黑暗。
• This controls the size and brightness of the flare elements.
  这个控制眩光元素的大小和亮度。
• Astronomers can estimate the size and brightness of a star by its color.
  天文学家能从恒星的颜色估计它的大小和亮度。
• A pixel is the smallest dot in the system which can be manipulated for its brightness and colour.
  像素是该系统内最小的点子，每一像素的明暗和颜色可单独的操纵和调整。
• I seemed to see a flash of miraculous brightness in the darkness.
  我仿佛在黑暗中，看见了一道灵光闪现。
• The girl is endowed with brightness.
  这个女孩天资颖慧。