该机是当时展出的速度最快、价格最便宜的单张纸彩色数码印刷机。

This amazing product was the fastest sheetfed colour digital printer at the show as well as being one of the cheapest.

youdao

尽管松鸡的俯冲和急转可能会躲过子弹网状般的扫射，但它远非速度最迅捷的鸟，能从枪下“漏网”逃生。

Yet the grouse, although it may swoop and jink to avoid a peppering of pellets, is far from the swiftest bird that might beat a retreat from the shotguns.

youdao

这种惊人的飙升只用了17天，是1938年以来上涨速度最快、最剧烈的一次，也是我这辈子见过的上涨最快的牛市。

This remarkable move required just 17 days, the fastest, steepest rally since 1938, which makes it the fastest bull market in my lifetime.

youdao

So, the two most elementary ideas you learn are what is the average velocity of an object, as then ordered by the symbol v-bar.

你们学过的两个最基本的概念是,物体的平均速度,用"v拔"表示

耶鲁公开课 - 基础物理课程节选