[Expression] inside out, back to front

What perfume are you wearing?
네가 쓰는 향수는 어떤 거야?

You put your sweater on inside out.
너 스웨터를 뒤집어 입었어.

I couldn't understand why people were giggling at me. I was so embarrassed.
That's because I've got T-shirt inside out.
사람들이 나를 보고 웃는 이유를 몰라 당황했는데, 내가 티셔츠를 뒤집어 입 고 있었던 거야.

The high winds ruined the umbrella by blowing it inside out.
강한 바람이 우산을 뒤집어 못쓰게 만들었다.
You put your sweater on back to front.
자네 스웨터를 돌려 입었군.
-> back to front = backwards