raster

n. 光栅 [电] 试映图

发音

US /ˈɹæstɚ/
AU /ˈɹɑːstə(ɹ)/
NZ /ˈɹɑːstə(ɹ)/

词形变化

rasters 复数 rasters rastered rasters 三单 rastering 现在分词 rastered 过去式 rastered 过去分词

释义与例句

n.
  1. 1.

    A scanning pattern of parallel lines that form the display of an image projected on a cathode-ray tube of a television set or display screen.

    商务 工程 物理 电子
  2. 2.

    A bitmap image, consisting of a grid of pixels, stored as a sequence of lines.

    计算机 工程 数学
v.
  1. 1.

    To scan in parallel lines.

词汇关系

名词

上位词 1

formation

部分词 2

pixel pel

整体词 1

display

相关短语

raster graphics raster burn [电] 试映图燃烧 raster plot raster plots mixed raster content

词源

From German Raster, from Latin rāster, from rāstrum (“rake”, noun), from rādō (“to scrape”, verb).

来源：wiktionary