Correct

愣头愣脑

/ lèng tóu lèng nǎo /
Strokes

Definition

rash/impetuous/reckless

Example

As an Adjective

rash; impetuous; reckless; blunt; hot-headed

1
lèngtóulèngnǎo
愣头愣脑
chuǎngjìn
闯进
le
huìshì
会议室
  

Recklessly, he rushed into the meeting room.

2
Biè
lèngtóulèngnǎo
愣头愣脑
shá
zàihu
不在乎
  

Don't be a hothead and assume a devil-may-care air.

3
Lèngtóulèngnǎo
愣头愣脑
de
xiǎo
小子

rash young fellow; young hothead

As an Adjective

dull; slow (in response)

4
lèngtóulèngnǎo
愣头愣脑
zhàn
zài
nàr  
那儿
  
,
hǎoxiàng
好像
méi
shuìxǐng
睡醒
  

Bleary-eyed, he stood there staring blankly.