| 单词 | Mach |
| 释义 | MachMach /mæk $ mɑːk/ noun [uncountableU] a unit for measuring speed, especially of an aircraft, in relation to the speed of sound. Mach 1 is the speed of sound, Mach 2 is twice the speed of sound etc 马赫，马赫数〔速度单位，尤用于计算飞行速度，一马赫等于音速〕 a plane with a maximum speed of Mach 3 最大飞行速度为3马赫的飞机 Examples from the Corpus Mach• The plane can sustain a speed of Mach 3, or three times the speed of sound. (1900-2000) Ernst Mach (1838-1916), Austrian scientist |
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