Correct

不哼不哈

/ bù hēng bù hā /
Strokes

Example

Definition

keep/remain silent about sth (when one shouldn't)

1
Yǒu
shìqíng
事情
wèn
shí
  
,
zǒngshì
总是
hēng
  
,
zhēn
rén
  

It is really annoying that he is never forthcoming with any ideas when he is consulted.

2
píngshí
平时
jiàn
意见
tǐng
duō
de
  
,
jīnr  
今儿
ge
zěnme
怎么
hēng
le
  
?

He has often complained about things, but why is he silent today?