when you’ve seen, heard, etc. one, you’ve seen, heard, etc. them all

成語所屬單字one

when you’ve seen, heard, etc. one, you’ve seen, heard, etc. them all — 慣用語

1. Used to say that all examples of a particular thing are very similar.

1.慣用語
釋義

千篇一律

Used to say that all examples of a particular thing are very similar.

例句

I don't watch horror movies; when you've seen one, you've seen them all.

When you've heard one pop song, you've heard them all.