Correct

换汤不换药

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Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/换汤不换药-Chinese-idioms-Cchatty-67f3b4e9-8447-4762-afb1-0c5ab3885393-1612777325.jpg

Collocation

1
只能
2
还是换汤不换药
3
只是换汤不换药
4
换汤不换药的产品
5
源:换汤不换药的行为

Definition

换汤不换药

Literally means:

change the liquid but not the drug

Actually means:

offer the same old stuff but with a different label

汤 refers to hot water.

The phrase means changing only the form but not the content or nature. Often derogatory.

汤,热水。

换汤不换药,比喻只改变形式,没有改变内容或实质。具有贬义色彩。

Example

Used as predicate, object or attributive. (作谓语、宾语、定语)
1
Guò
过去
jiào
xuéyuàn
学院
  
,
xiànzài
现在
jiào
xué
大学
  
,
míngchēng
名称
tóng
不同
  
,
shuǐpíng
水平
jiù
依旧
  
,
似乎
huàntānghuànyào
换汤不换药
  

In the past called "college", now called "university", the name is different, the level is still the same, it seems that the soup does not change medicine.

2
men
他们
gōng
公司
de
gǎi
改革
  
,
lòng
lái
lòng
dōu
shì
huàntānghuànyào
换汤不换药
  
,
bìng
méiyǒu
没有
取得
shí
实际
de
xiàoguǒ
效果
  

Their company's reform, to get around are soup not change medicine, and did not achieve practical results.

3
Zhè
kuǎn
xīn
机器
  
,
wàiguān
外观
shì
gǎi
le
  
,
xìngnéng
性能
què
háo
丝毫
biàn
  
,
shì
huàntānghuànyào
换汤不换药
de
chǎnpǐn
产品
  
,
suǒ
所以
yǐn
吸引
le
duōshǎo
多少
顾客
  

This new machine, the appearance is changed, performance is unchanged, is the soup does not change the product, so can not attract many customers.