Correct

假正经

/ jiǎ zhèng jīng /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/假正经-Chinese-idioms-Cchatty-6d7e4f9c-9d06-46fd-804a-856fc3b32412-1612776423.jpg

Collocation

1
何必假正经
2
别假正经
3
某人是十足的假正经

Definition

假正经

Literally means:

to pretend to be honest or rious

Actually means:

It means pretending to be strictly upright or serious. Derogatory.

假装成很规矩,很正派的样子。具有贬义色彩。

Example

Used as predicate or object. (作谓语、宾语)
1
Biè
kàn
zài
lǎo
老婆
miànqián
面前
jiǔ
喝酒
  
,
shí
其实
shì
shí
十足
de
jiǎ
zhèngjīng
正经
  
kàn
  
,
jīntiān
今天
shàng
上午
lǎo
老婆
gāng
chūchāi
出差
  
,
xià
下午
jiù
dào
jiǔ
酒吧
guǐhùn
鬼混
le
  

Don't look at him not drinking in front of his wife. You see, his wife just went on a business trip this morning, and he went to the bar in the afternoon.

2
Shuí
zhīdào
知道
shì
jiǎ
zhèngjīng
正经
  
,
biè
zài
miànqián
面前
zhuāng
lǎoshirén
老实人
le
  

Who doesn't know you're a fake, don't pretend to be honest in front of me.

3
Rénshēngzàishì
人生在世
  
,
zhīqiú
只求
kuìxīn
无愧于心
  
rán
既然
shi
shénme
什么
shèngrén
圣人
  
,
何必
jiǎ
zhèngjīng
正经
  

Life is alive, just be worthy of your heart. Since it's not a saint, why fake it?