单词	Machmeter
释义	Machmeter noun Mach·​me·​ter pronunciation at mach number +ˌmētə(r) : an airspeed indicator calibrated to read Mach number directly Word History Etymology mach + -meter
随便看	prenotified prenotifies prenotify prenotifying prenotion prenotions prent prented prentice prenticed prentices prenticeships prenticing prenting prents prenumber prenumbered prenumbering prenumbers prenup prenuptial prenuptial agreement preoccasioned preoccupancies preoccupancy

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