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
If you roughhouse with a cat, you're going to get scratched.
如果你喜欢和猫嬉戏,可能会被爪子抓伤。
Never challenge a fool to do wrong.
不要怂恿愚人干错事。
The girl asked to see a timetable, feeling sure that her father could not have made such a mistake.