1
the luminance of [sth]
The luminance of the screen is adjustable.
屏幕的亮度是可调节的。
亮度
先理解核心含义，再看它在真实句子里的用法。
亮度
the quality of being luminous; emitting or reflecting light
The luminance of the screen is adjustable.
屏幕的亮度是可调节的。
发光的性质
The quality of being luminous.
通过、发射或反射自特定区域并落在给定立体角内的光量
The amount of light that passes through, is emitted, or is reflected from a particular area, and falls within a given solid angle.
给定方向上的发光通量除以该方向垂直投影面积与包含该方向的立体角之积(即单位面积发光强度),单位为熙提或阿波熙提
The luminous flux emitted in a given direction divided by the product of the projected area of the source element perpendicular to the direction and the solid angle containing that direction (i.e. luminous intensity divided by unit area), measured in stilbs or apostilbs.
The luminance of this computer screen can be adjusted to reduce eye strain.
这个电脑屏幕的亮度可以调节，以减少眼睛疲劳。
Photographers often measure the luminance of a scene to set the correct exposure.
摄影师经常测量场景的亮度来设定正确的曝光。
High luminance in the room makes it easier to read small print.
房间亮度高时，更容易阅读小字。
The luminance of the screen is adjustable.
屏幕的亮度是可调节的。
High luminance can cause eye strain.
高亮度会导致眼睛疲劳。
The luminance level is too low for reading.
亮度水平太低，不适合阅读。
Not this
The luminance light is bright.
Use this
The luminous light is bright.
luminance 是名词，意为'亮度'，不能直接修饰名词。应使用其形容词形式 luminous。
Not this
The luminance on the surface is 100 lux.
Use this
The illuminance on the surface is 100 lux.
luminance 指从表面发出的亮度，而illuminance指入射到表面的照度。在光度学中两者不同。
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Use luminance naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.