See also: 自毁长城

Chinese

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from; self; oneself
from; self; oneself; since
 
to destroy; to damage; to ruin long wall; Great Wall of China; Changcheng
trad. (自毀長城) 長城
simp. (自毁长城) 长城
Literally: “to destroy one's own city walls”.

Pronunciation

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Idiom

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自毀長城

  1. to weaken oneself; to destroy one's own advantages or accomplishments