"당신은 이 문제에서 대안이 없습니다."
번역:You have no choice in this matter.
Yes, "alternative" is another alternative.
You have no alternative in this matter.
You have no option in this matter.
You have no other course of action in this matter.
You have no other way to handle this problem.
You have no other way out of this predicament.
You are stuck with only one solution to this problem.
You are in a pickle, and there is only one way out.
We don't use "AT" this matter. We use in, on, about, regarding, concerning, over, but not "at."
Also, SoupandPie is correct in that "matter" is used more for general concerns, (and sounds better to my ear), but it is also fairly common to use "problem" when it is a situation that is truly problematic, especially when there is one obvious solution, and especially when used for emphasis.
"You have a problem, and you have no choice in this problem. You have to tell the truth."
"You have no choice in this problem. The problem will only get worse if you ignore it."