khắc chu cầu kiếm
Meaning
1 senses
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Refers to someone on a boat who carelessly drops a sword into the water and carves a mark on the boat to mark where it fell, intending to search for the sword later based on that mark.
vi Áp dụng phương pháp cũ kỹ vào hoàn cảnh mới thì chẳng khác nào khắc chu cầu kiếm.
en Applying outdated methods to a new situation is no different from carving a boat to find a dropped sword.