brightness
英 /ˈbraɪtnəs/ 美 /ˈbraɪtnəs/
- n. 亮度；明亮The amount of light something gives off or reflects.
- n. 鲜艳；鲜亮The quality of having strong, vivid colours.
- n. 聪明；机敏The ability to understand and learn things quickly.
I lowered the screen's brightness before watching a film.
看电影前，我调低了屏幕亮度。
Reducing the brightness of outdoor lighting at night can save energy and limit disruption to wildlife.
夜间降低户外照明亮度可以节约能源，并减少对野生动物的干扰。
搭配
adjust the brightness 调节亮度screen brightness 屏幕亮度the brightness of colours 色彩的鲜艳程度
辨析提示
不可数；屏幕的“亮度”用brightness，不用lightness。
词族
bright (adj.)、brightly (adv.)、brighten (v.)
近义 luminosity、brilliance
反义 dimness、dullness
相关词
插画、释义与录音：Word Atlas contributors（词光），CC BY 4.0，已修改。署名与许可