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单词 mach
释义

Mach

UK /mɑːk/UK /mæk/

Word Forms

singularMach
pluralMachs

DEFINITIONS1
  1. 1
    a unit for measuring the speed of an object such as an aircraft in comparison with the speed of sound. For example, Mach 5 is five times the speed of sound.
    Synonyms and related words

    Units for measuring speed of movement

Mach

US /mɑk/

Word Forms

singularMach
pluralMachs

DEFINITIONS1
  1. 1
    a unit for measuring the speed of an object such as an aircraft in comparison with the speed of sound. For example, Mach 5 is five times the speed of sound.
    Synonyms and related words

    Units for measuring speed of movement
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更新时间:2024/12/23 11:41:55