Correct

嚯

/ huò / 
Strokes

Definition

(onom.) expressing admiration or surprise/sound of a laugh

Example

As an Interjection

oh; wow

1
Huò
嚯
  
,
zhè
这
zuò
座
lóu
楼
kě
可
zhēn
真
gāo
高
ā
啊
  
!

Wow! This is really a tall building!

As an Onomatope

laugh boisterously

2
Huòhuò
嚯嚯
dàxiào
大笑

guffaw