单词 | machmeter |
释义 | machmeter (once / 1969886 pages) n WORD FAMILY machmeter: machmeters USAGE EXAMPLESThe two jets bored north, with afterburner on, and the needles on their machmeters passed the "1.0" mark. Ruppelt, Edward J., The Report on Unidentified Flying O...(2010) n speedometer for measuring the speed of an aircraft relative to the speed of sound Hyper speed indicator, speedometer a meter fixed to a vehicle that measures and displays its speed |
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