严丝合缝

嚴絲合縫
yánsīhéfèng
idiom #37,423

Meanings

  1. 1 tightly sealed without any gaps
  2. 2 perfectly fitted
  3. 3 airtight, watertight

Examples

Liǎng kuài mùbǎn pīn de yánsī héfèng.
The two boards fit together perfectly with no gaps.
Tā de zhèngcí yánsī héfèng, zhǎo bú dào pòzhàn.
His testimony was airtight — no holes to be found.
Zhège jìhuà zhíxíng de yánsī héfèng.
The plan was executed flawlessly.

Tips

usage
Original sense: physical fit (joinery, masonry). Extended sense: logical arguments, alibis, or plans with no weak points.

Stroke Order

yán
féng