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
为什么英语里， （斜杠）会用于单词缩写，例如 w 为什么是 with 的缩写？ 一般情况下用于高频词，或者在某个行业领域内专有的高频词，假设医药行业， 而且一般用两个字母来指代某个词，两个字母分别是两个词素 [1] 的边界 (morpheme boundary)，如without用w和o来缩写。 为什么要加斜杠呢？
w w 和w v 直接表示浓度吗？ - 知乎 w w, w v 都表示浓度。 浓度从底层上可以理解为两种物质的比例（就是通常概念下的溶质和溶剂） 后一个单位具体是w v取决于行业习惯与实际需求，比如生产上配个50L 底物溶液，溶剂肯定是用称来取样的，那么这时候操规上浓度用w w更为合适一些。 浓度与药效无
Are W and Y vowels? - English Language Usage Stack Exchange Vowels are always voiced, and have no attack of their own So, by this definition, yes, "y" and "w" can represent vowel sounds in words Usually, when they do represent vowels, they are used in conjunction with one or more other vowels to create a polypthong: "w" represents "oo" and "y" represents "ee"
英语字母 W 怎么读？ - 知乎 参考2： 字母W怎么读你知道吗？ _英语听力下载_沪江英语，这篇文章主要是从w字母的历史渊源方面（从uu创造出w这个字母）并结合赖世雄（主要从事美语学习）的发音来解释的，读法也是"double-u"。