Definition
This idiom literally means 'tight thread fits the seam' — the gap is so small a silk thread couldn't pass through. Figuratively it describes things (testimonies, plans, parts, logic) that match or fit together with no discrepancy or flaw. Use it to emphasize seamless coordination or airtight consistency.
idiom
to fit perfectlyto be in seamless agreement (of testimonies, plans, parts)
Examples
- 严丝合缝，。Shuāngfāng de zhèngcí yán sī gě, fǎguān lìkè xiāngxìn le.The two sides' testimonies matched perfectly, and the judge believed them immediately.
- 严丝合缝，。Zhège jìhuà de měi gè huánjié dōu yán sī gě, méiyǒu lòudòng.Every link of this plan fits together seamlessly — there are no loopholes.
- ，严丝合缝，。Liǎng kuài mùbǎn dǎmó hòu pīn zài yìqǐ, yán sī gě, jīhū kàn bù chū jiēfèng.The two wooden boards were sanded and joined together so perfectly that the seam is almost invisible.
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