Correct

马赫

/ mǎhè / 
Strokes

Definition

Mach (name)/Ernst Mach (1838-1916), German physicist/Mach number (fluid mechanics)

Example

As a Noun

Mach; Mach number

1
Yǐ
以
liǎng
两
mǎhè
马赫
sùdù
速度
fēixíng
飞行

fly at Mach 2