bright·ness
noun/ˈbraɪtnəs/
/ˈbraɪtnəs/
[uncountable]- the fact of being full of light or of shining strongly
光线充足的；明亮的 - She was momentarily blinded by the brightness of the room.
房间里的光亮让她一时间睁不开眼睛。
- She was momentarily blinded by the brightness of the room.
- how bright something is
亮度：某物有多亮 - to adjust the brightness (= for example, on a TV set)
调节亮度 - As the brake is applied, the light increases in brightness.
当踩刹车时，灯的亮度会增加。
- to adjust the brightness (= for example, on a TV set)
- the quality of being bright in colour
亮度：颜色鲜艳的质量 - Repeated use of some washing powders can lead to a loss of brightness in colours.
重复使用某些洗衣粉可能会导致颜色亮度下降。
- Repeated use of some washing powders can lead to a loss of brightness in colours.
- a cheerful and lively attitude or way of behaving
亮度：开朗活泼的态度或行为方式 - Her brightness and energy kept us all together.
她的阳光和活力让我们团结在一起。
- Her brightness and energy kept us all together.
- the quality of being intelligent and quick to learn
聪明的；悟性强的 - The brightness of these students isn't in doubt.
这些学生的聪明才智是毋庸置疑的。
- The brightness of these students isn't in doubt.