英语词汇“mach number”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	mach number
释义	mach number \ˈmäk-, ˈmȧk- sometimes chiefly Brit ˈmak-\ noun Usage: usually capitalized M Etymology: after Ernst Mach : a number representing the ratio of the speed of a body to the speed of sound in the surrounding atmosphere < for subsonic speeds the Mach number is less than 1 (as 0.80) and for supersonic speeds it is greater than 1 (as 1.31 or 5) >
随便看	weakliness weakling weakly weak mayor weak-minded weak-mindedly weak-mindedness weak neck weakness weakness weak nuclear force weaks weak side weak sister weaky weal weald wealpublic wealth wealthily wealthiness wealthless wealthy wean weanedness

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