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
Robbie left early this morning to meet Alexandra. Robbie
早上很早出去接Alexandra。
I'm sure I'll be President.
我必定会当选总统。
You'd better take a hat.
你最好戴上帽子。