chroma
英 [ˈkrəʊmə]
美 [ˈkroʊmə]
- n. （色彩的）浓度，[光] 色度
记忆方法
将“chroma”分解为“chrome”（铬）和“-a”（希腊语中表数量的词尾），想象一块带有颜色变化的铬合金，即铬的颜色变化度（chroma）。这种方法通过将抽象概念具象化来帮助记忆。
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中文词源
chroma 色度，彩度
来自PIE*ghreu, 刮，涂，擦，词源同grit, gravel，进一步来自*sker, 砍，劈，词源同carve, shear. 词义由刮，上色过渡到色彩，色度。
英语词源
- chroma (n.)
- "quality or intensity of color," 1889, from Latinized form of Greek khroma "surface of the body, skin, color of the skin," also used generically for "color" and, in plural, "ornaments, embellishments," related to khros "surface of the body, skin," khrozein "to touch the surface of the body, to tinge, to color;" the root is explained as being somehow from PIE *ghreu- "to rub, grind" (see grit (n.)).
权威例句
- 1. In generally, the effluent from bio - chemical treatment will has some chroma.
- 精对苯二甲酸)生产废水经生化处理后,出水一般还有一定的色度.
- 2. Blue and green are the chroma key colors most frequently used.
- 使用得最多最频繁的色键颜色是蓝色和绿色.
- 3. Purpose: Color TV chroma output and audio out applications.
- 用途: 用于彩电色度输出和音频输出.
- 4. Purpose: Color TV horizontal deflection driver, chroma output applications.
- 用途: 用于彩色电视机行偏转驱动器及色度输出.
- 5. Purpose: Color TV chroma output and high breakdown voltage driver.
- 用途: 用于彩电行输出和高击穿电压驱动.
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