就乌克兰战争，一位法国研究人员表示，“乌克兰战争可能还会持续数年的时间，但是，时间正对克里姆林宫不利”。
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。WPS官方版本下载对此有专业解读
In 1986, the Challenger spacecraft suffered a catastrophic failure seconds after launching, killing all seven crew members on board.
Comparison between error-diffusion and ordered dithering using an 8-colour regular palette. Left to right: error-diffusion, ordered.