틀린 표현:

I will be late for 10 minutes.
I am 10 minutes late.

올바른 표현:

I will be ~ minutes late.
I’m running ~ minutes late.

예시:

Where are you? The meeting is about to start!
어디야? 곧 회의 시작이야!

Sorry, I’m running a bit late. You can start without me.
미안, 조금 늦을 것 같아. 나 빼고 시작해도 돼.

Take your time, we still have a few minutes.
천천히 와. 아직 시간 좀 있어.

I’ll be there in 2 minutes.
2분이면 도착해.