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单词
mach.
释义
mach.
美 [mɑ:k]
英 [mɑ:k]
abbr.
(=
machine; machinery; machinist
)
权威英汉双解
英英
mach.
显示所有例句
n.
1.
马赫,马赫数(速度单位,尤用于计算飞行速度,1 马赫等于音速)
a measurement of speed, used especially for aircraft. Mach 1 is the speed of sound.
a fighter plane with a top speed of Mach 3(= 3 times the speed of sound)
最高速度为 3 马赫的歼击机
abbr.
1.
machine
;
machinery
;
machinist
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更新时间:2024/10/15 5:18:59