Mach
[ [mæk] ]
其它 Other
n. 马赫数, 马赫\\n[计] 机器检查
📖 牛津释义
Mach
n[U]
(followed by a number 後接数词) ratio of the speed of sth (esp an aircraft) to the speed of sound 马赫
an aircraft flying at Mach two, ie twice the speed of sound 以两倍於音速飞行的飞机.
🏥 医学释义
马赫（音速单位）
🗣️ 情景例句
That'll be thirty-six dollars, sir.
先生，车费是36元。
Quality is even more important than quantity.
质量比数量更为重要。
I mean it.
我是认真的。