Correct

空心萝卜

/ kōng xīn luó bo /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/空心萝卜-Chinese-idioms-Cchatty-a38612b0-d31f-4cb9-bc1d-a5f915f4515c-1612777889.jpg

Collocation

1
这件东西简直就是一个空心萝卜
2
这个人就像空心萝卜
3
空心萝卜不顶用

Definition

空心萝卜

Literally means:

hollow radish

Actually means:

an outwardly attractive but worthless person

It figuratively refers to a person who looks decent but has no capabilities. It may also refer to something that looks attractive but has no practical use. Derogatory.

比喻外表相模像样而没有真本事的人;或外表好看,而没有实际内容的东西。具有贬义色彩。

Example

Used as object or subject. (作宾语、主语)
1
dòu
de
shì
jīnróng
金融
zhuān
专业
  
,
què
lián
fèn
bǎoxiǎn
保险
tong
合同
xiě
hǎo
不好
  
Zhèyàng
这样
de
kōngxīn
空心
luóbo
萝卜
hěn
nán
zài
men
我们
gōng
公司
hún
xià
下去
  

He read finance, but he couldn't even write an insurance contract. Such hollow radish is difficult to mix in our company.

2
men
我们
yào
需要
kōngxīn
空心
luóbo
萝卜
  
,
ér
zhī
yào
需要
yǒu
zhēncáishíxué
真才实学
de
rén
  

We don't need hollow radish, we just need people who really learn.

3
Zhè
shì
kōngxīn
空心
luóbo
萝卜
  
,
zěnme
怎么
néng
mǎi
zhèzhǒng
这种
dōng
东西
huílai
回来
ne
  
?

It's a hollow radish, how can you buy this kind of thing back?