Correct

殊不知

/ shūbùzhī /
Strokes

Definition

little imagined/scarcely realized

Example

As a Verb

[contrary to popular assumption] who knows that...; know not that...

1
Rénmen
人们
dōu
shuō
zhège
这个
nánfāng
南方
chéngshì
城市
dōngtiān
冬天
nuǎnhuo
暖和
  
,
shūzhī
殊不知
wēn
气温
běifāng
北方
hái
  

They all say this southern city is warm in winter, but its temperature is even lower than that in the northern part of the country.

As a Verb

[contrary to what one thought] little imagine; hardly realize; who would know that...

2
wéi
以为
méi
kǎoshàng
考上
xué
大学
  
,
shūzhī
殊不知
dōu
yào
xué
大学
毕业
le
  

I thought she had failed in the college entrance exam. I never dreamed that she was about to graduate from college.