Correct

知深浅

/ zhī shēn qiǎn /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/知深浅-Chinese-idioms-Cchatty-670ece6a-e7e6-4eeb-b0a3-465bfbf3d697-1612777854.jpg

Collocation

1
知深浅的人
2
一试便/才知深浅
3
真有点不知深浅
4
真是知深浅
5
竟然不知深浅
6
做事知深浅
7
颇知深浅
8
说话知深浅

Definition

知深浅:

Literally means:

know the depth and shallow

Actually means:

It refers to a good command of the proprieties of a words or behaviors, sometimes used to refer to complete understanding of somebody or something. Commendatory

能很好地控制说话或做事的限度,有时指对人对事有比较全面的了解。具有褒义色彩。

Example

Used as predicate, adverbial or object. (作谓语、状语、宾语)
1
Shōucáng
收藏
dǒng
古董
yào
zhī
shēnqiǎn
深浅
  
,
biàn
zhēnjiǎ
真假
  
,
fǒu
否则
jiù
huì
huā
yuānwangqián
冤枉钱
  

Collection of antiques to know the depth, truth and false, otherwise it will spend money wrong.

2
Dāngchū
当初
  
,
gāng
毕业
de
shíhou
时候
  
,
péngyou
朋友
qǐng
bāng
guǎn
管理
gōngchǎng
工厂
  
,
jìng
zhī
shēnqiǎn
深浅
ying
答应
le
xiàlai
下来
  
,
méi
xiǎngdào
想到
xiànzài
现在
gǎo
de
hěn
zāogāo
糟糕
  

At the beginning, just graduated, my friend asked me to help him manage the factory, I actually readily agreed down, did not expect to do very bad now.

3
xiàshuǐ
下水
  
,
zěnme
怎么
zhī
shēnqiǎn
深浅
  
,
gēn
duō
láiwǎng
来往
  
,
zěnme
怎么
néng
liǎojiě
了解
de
底细
ne
  
?

Don't go into the water, how to know deep shallow, you don't have more contact with him, how can you understand his bottom detail?