Correct

吃不服

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Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/吃不服-Chinese-idioms-Cchatty-0b61f27d-856b-4878-8f33-89431e0e923c-1612776631.jpg

Collocation

1
这种菜让他吃不服
2
西餐他吃不服
3
他吃不服西餐

Definition

吃不服

Literally means:

not be accustomed to some food or something

Actually means:

不服 means not being used to or not accustomed to.

This phrase means that someone is not used to or accustomed to some food or something.

不服,不适应或不习惯。

吃不服,对某些食物或事物不适应或不习惯。

Example

Used as predicate. (作谓语)
1
Zhège
这个
rén
huì
不会
xiǎng
享福
  
,
xiāngyóu
香油
guàmiàn
挂面
chī
不服
  
,
liáng
粗粮
zhǔ
de
dǎo
de
yòu
tián
yòu
xiāng
de
  

This person will not enjoy the blessing, balsamal noodles can not accept, coarse grain cooked porridge poured sweet and fragrant.

2
Yàoshi
要是
zhōng
中医
kāi
de
yào
chī
不服
  
,
jiù
dài
jìnchéng
进城
kàn
西医
  

If Chinese medicine does not take the medicine, take him into town to see Western medicine.

3
Nánběi
南北
fàncài
饭菜
de
kǒuwèi
口味
chābié
差别
hěn
  
,
hěnduō
很多
běifāng
北方
rén
dào
liǎo
nánfāng
南方
hòu
chī
不服
li
那里
de
shí
食物
  

North and South food tastes vary widely, and many northerners eat food that they can't eat when they get to the south.