V2EX dithered

Dithered

释义 Definition

dithered 是动词 dither 的过去式/过去分词,常见含义是:

  1. (人)犹豫不决、踌躇不前(多见于英式英语,带一点“磨蹭、拿不定主意”的语气)。
  2. (图像/声音处理)被“抖动”处理过的:用微小噪声/像素变化来减轻色带、提升过渡效果(如 dithered image)。

发音 Pronunciation (IPA)

/dd/ (BrE), /dd/ (AmE)

词源 Etymology

dither 原意与“发抖、颤抖”有关,源自英语方言用法(与 didder 等表达“抖动”的形式相关)。后来引申为“紧张得不知所措、犹豫”,再进一步在计算机图像/音频领域中借用为“抖动处理(dithering)”。

例句 Examples

She dithered at the door and then walked away.
她在门口犹豫了一下,然后走开了。

The photo was dithered to make the color gradient look smoother on the old screen, but the result looked slightly grainy.
为了让旧屏幕上的色彩过渡更平滑,这张照片做了抖动处理,但结果看起来有点颗粒感。

相关词 Related Words

文学作品 Literary Works

  • Right Ho, Jeeves(P. G. Wodehouse,伍德豪斯;作品中常见 dither/dithered 这类英式口语表达)
  • Bridget Jones’s Diary(Helen Fielding,《BJ单身日记》;偏口语化叙述中常用 dither 表示“纠结/拿不定主意”)
  • The Casual Vacancy(J. K. Rowling,《空缺的地方》;现代英式叙事语境中可见 dither 的用法)
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