Correct

自毁长城

/ zì huǐ cháng chéng /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/自毁长城-Chinese-idioms-Cchatty-9975d76a-ef8a-41d7-a3fa-bfd366581622-1612778049.jpg

Collocation

1
自毁长城的事
2
就等于就像自毁长城(一样)
3
不能再自毁长城了
4
不应该自毁长城
5
某人在自毁长城

Definition

自毁长城:

Literally means:

destroy one's own Great Wall

Actually means:

长城, the Great Wall built in ancient China to protect the kingdom from outsiders' invasion. It figuratively means ruining one's own career or weakening one's own strength. Derogatory.

长城,中国古代修建的为防止外来侵略的万里城墙。

比喻自己破坏自己的事业,或自己削弱自己的力量。具有贬义色彩。

Example

Used as predicate, object or attributive. (作谓语、宾语、定语)
1
Zhè
sài
比赛
zhōng
  
,
zhège
这个
qiúduì
球队
yīn
chūxiàn
出现
le
liǎng
yīngyǒu
应有
de
shī
失误
ér
huǐ
自毁
chángchéng
长城
  
,
duànsòng
断送
le
yíng
duìshǒu
对手
de
tiānliáng
天赐良机
  

In this game, the team because of two undue mistakes and self-destruction of the Great Wall, cut off the opportunity to win the opponent's godsend.

2
Chéngxìn
诚信
shì
企业
必须
zūnshǒu
遵守
de
zhǔn
准则
  
,
企业
guǒ
如果
jiǎng
chéngxìn
诚信
  
,
jiù
huì
huǐ
自毁
chángchéng
长城
  
,
bìng
zuìzhōng
最终
huǐdiào
毁掉
自己
  

Integrity is the standard that enterprises must abide by, if enterprises do not speak of integrity, they will self-destruct the Great Wall, and ultimately destroy themselves.

3
Zhè
chǎnpǐn
产品
zhìliàng
质量
yǒu
wèn
问题
  
,
yīnggāi
应该
立即
zhàohuí
召回
  
,
men
我们
nìng
宁可
sǔnshī
损失
qiáncái
钱财
néng
shī
失去
xìn
信誉
  
,
yīnwèi
因为
huǐ
自毁
chángchéng
长城
de
shì
shì
néng
zuò
de
  

This batch of product quality problems, should be immediately recalled, we would rather lose money than lose credibility, because the self-destruction of the Great Wall can not do.