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writing style - What is the origin of shorthand for with - gt; w . . . 8 CyberDefinitions gives a plausible explanation: Although its origin is contested, w has been used at least since the rise of the fast-food industry in the 1950s As a form of shorthand to save time when writing down food orders, waiters replaced the words "with" and "without" with the abbreviations w and w o
W = Fs 怎样用最简单、最通俗、最白话的方式来理解? - 知乎 W = Fs 怎样用最简单、最通俗、最白话的方式来理解? 在百度搜索这个问题: 为何电功率计算公式为 P=UI? 看到 York Young 回答内容的第三段中 W = Fs 就看不懂了。 百度 W = Fs … 显示全部 关注者 11 被浏览