单词	mach
释义	mach 1 of 2 abbreviation machine; machinery; machinist Mach 2 of 2 noun ˈmäk  : a usually high speed expressed by a Mach number an airplane flying at Mach 2 Word History Etymology Noun Mach number First Known Use Noun 1946, in the meaning defined above Phrases Containing mach Mach number Mach number Medical Definition Mach noun ˈmäk  : a usually high speed expressed by a Mach number an airplane flying at Mach 2 Biographical Definition Mach biographical name ˈmäḵ  ˈmäk Ernst 1838–1916 Austrian physicist and philosopher
随便看	ebonites ebonize ebonized ebonizes ebonizing ebonner ebonnest ebons ebony ebony brown ebony family ebony spleenwort eboracum ebos eboulements ebracteate ebracteated ebracteolate ebri ebrillades ebriosity Ebro ebroes ebros ebses

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