Correct

试金石

/ shì jīn shí /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/试金石-Chinese-idioms-Cchatty-c69a6651-b97a-413f-89ed-a53e835749e6-1612778138.jpg

Collocation

1
重要而有效的试金石
2
是一种试金石
3
是一块试金石

Definition

试金石

Literally means:

touchstone

Actually means:

It refers to a stone that can measure the gold purity.

Figuratively it means the reliable method or standard that can be used to identify a person or thing. Commendatory.

一种可以用来测定黄金纯度的石头。

比喻鉴定或识别人物、事物的可靠方法或标准。具有褒义色彩。

Example

Used as object. (作宾语)
1
Chēhuò
车祸
shì
kuài
shìjīnshí
试金石
  
,
xīn
热心
de
rén
huì
积极
bāngzhù
帮助
shēng
发生
chēhuò
车祸
de
rén
  
,
自私
de
rén
huì
yuǎnyuǎnde
远远地
duǒkāi
躲开
  

Car accidents are a goldstone, warm-hearted people will actively help people in car accidents, selfish people will be far away from.

2
Dāngguān
当官
shì
wèile
为了
lǎobǎixìng
老百姓
móu
福利
  
,
háishi
还是
wèile
为了
自己
cái
发财
  
,
zhè
shì
jiǎnyàn
检验
gàn
干部
de
shìjīnshí
试金石
  

When officials are for the benefit of ordinary people, or for their own wealth, this is the test of cadres of the goldstone.

3
Chéngxìn
诚信
shì
héngliáng
衡量
rénpǐn
人品
gāo
高低
de
kuài
zhòngyào
重要
ér
yǒuxiào
有效
de
shìjīnshí
试金石
  
Pǐn
品格
gāoshàng
高尚
de
rén
dōu
shì
yánéryǒuxìn
言而有信
de
  
,
ér
pǐn
品格
gāo
de
rén
shì
jiǎng
chéngxìn
诚信
de
  

Integrity is an important and effective test of character. People of high moral character are words and believes, and people of high moral character are not honest.