钉是钉，铆是铆 | meticulous and precise

dīng钉shì是dīng钉，，mǎo铆shì是mǎo铆

To be meticulous and precise in one's work; to be exact and unambiguous, leaving no room for error.

他对待技术问题总是钉是钉，铆是铆，容不得半点含糊。

He always approaches technical issues meticulously and precisely, allowing no room for ambiguity.

Era:

Modern

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