Correct

河水不犯井水

/ hé shuǐ bù fàn jǐng shuǐ /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/河水不犯井水-Chinese-idioms-Cchatty-b565f1d9-20d6-4510-8753-4b0c8cf67cf0-1612777617.jpg

Collocation

1
某人与某人河水不犯井水
2
我们河水不犯井水
3
咱们河水不犯井水

Definition

河水不犯井水

Literally means:

the river water doesn't intrude into the well water

Actually means:

each mind his own business

犯 means intruding. This phrase is used figuratively to describe the alienation and non-interfer ence of two sides with clear boundaries separating them. Usually used as a warning against other's in terference.

犯,干扰,侵犯。比喻彼此之间界限分明,相不干扰,互不相干。常用来警告对方不要干涉别人的事情。

Example

Used as predicate or as a minor sentence. (作谓语,也可 (作独立小句)
1
shuǐ
河水
fàn
jǐngshuǐ
井水
  
,
quàn
yào
不要
duōguǎnxiánshì
多管闲事
  

You and I don't make good water in the river, I advise you not to do too much business.

2
men
他们
fēnkāi
分开
shí
彼此
yuēdìng
约定
  
,
cóngjīn
从今
hòu
以后
shuǐ
河水
fàn
jǐngshuǐ
井水
  
,
rén
各人
zuò
rén
各人
de
shēng
生意
  
,
shuí
gānshè
干涉
shuí
  

When they separated each other agreed that from now on the river does not break the well water, each person to do each person's business, who does not interfere with who.

3
gēn
men
你们
lǎobǎn
老板
suī
shì
qīnqi
亲戚
  
,
dàn
men
他们
xiàng
一向
shuǐ
河水
fàn
jǐngshuǐ
井水
  
,
hěn
shǎo
láiwǎng
来往
  

Although he and your boss are relatives, they have always been in the river without a good water, and rarely get in and out.