英['ræstə]美['ræstə] n. [物]光栅；扫描线 中文 双解 英英 词法 noun(名词) （电视机或电脑屏幕的）光栅 光栅图像 noun(名词) a rectangular pattern of lines that an electron beam follows on a television or computer screen（电视机或电脑屏幕的）光栅 a type of computer image that is based on a rectangular grid (= pattern of lines and columns) of pixels (= small dots)光栅图像 n.the rectangular formation of parallel scanning lines that guide the electron beam on a television screen or a computer monitor 词态 语态 双解例句 noun(名词) （电视机或电脑屏幕的）光栅The characters can be exposed line by line using a raster scan. 使用光栅扫描可以逐行暴露字符。 光栅图像PNG is a graphics file format for raster images. PNG是光栅图像的一种图形文件格式。 实用短语raster graphics位图,光栅图形,位图形,光栅图digital raster graphic数字栅格地图,数字影像图,数字栅格图raster image processor光栅图像处理器,光栅图像处理机,像处理器,点阵影像处理器raster datavector to raster矢量到光栅raster to vector光栅到矢量,再另行转换成向量格式,光栅至向量raster engine光栅引擎,光栅化引擎,色引擎raster image光栅图像,光栅图,栅格图像,光栅图片raster font光栅字体,点阵字型,点阵字体,光栅字型 常用短语raster display[电]显像；光栅；光栅显示器raster scan光栅扫描raster scanning光栅扫描