Questions & Answers about Szew jest dobry.
- szew = seam, stitch, or sometimes suture depending on context
- jest = is
- dobry = good
So the sentence structure is literally Seam is good / The seam is good.
Polish does not have articles like English a or the.
So szew can mean:
- a seam
- the seam
You understand which one is meant from context.