钉是钉，铆是铆

1. 钉是钉，铆是铆 (dīng shì dīng mǎo shì mǎo)

   1. 形容办事认真,一丝不苟。也作“丁是丁,卯是卯” be accurate in what one works;be conscientious and meticulous

钉是钉，铆是铆是成语。