Cut the iron to silence
As a Chinese idiom, the Pinyin is Xu ē Ti ě w ú sh ē ng, which means the sword is sharp. From the story of heroes and heroines.
The origin of Idioms
The sixth chapter of the biography of heroes and Heroines: "the blade is thin, the point is long, the target is short, the iron is silent, and the blade is blown."
Idiom usage
As a predicate or attribute; used of weapons, etc
Cut the iron to silence
help bad people to do evil things - bāng hǔ chī shí
its loopholes appeared one after another - lòu dòng bǎi chū