HSK C7-9
Correct
啸
/ xiào /
Strokes
Definition
to hiss/to whistle
Example
As a Verb
(of humans) whistle; scream
As a Verb
(of some birds or animals) cry; howl; roar
As a Verb
(of the wind, the sea, etc) howl; roar
As a Verb
(of a bullet, plane, etc) whirr; whiz; whistle