Correct

跨音速

/ kuà yīnsù / 
Strokes

Example

As a Noun

transonic speed/velocity

1
Kuà
跨
yīnsù
音速
zǔlì
阻力

near-sonic drag

2
Kuà
跨
yīnsù
音速
fēngdòng
风洞

transonic wind tunnel

3
Kuà
跨
yīnsù
音速
fēixíng
飞行

transonic flight

4
Kuà
跨
yīnsù
音速
fēijī
飞机

transonic aircraft

5
Kuà
跨
yīnsù
音速
fànwéi
范围

transonic range