Translation of "Orchestra" in Korean

That's kind of tricky but maybe it's similar to an orchestra:

이건 꽤 까다롭지만 어쩌면 오케스트라와 비슷할 수 있습니다.

You don't have to buy an incredibly expensive ticket and find an orchestra.

엄청나게 비싼 티켓을 사거나 오케스트라를 찾을 필요가 없습니다.

So when I was 10 years old, I told them that I wanted to join orchestra,

제가 10살 때, 오케스트라에 들어가고 싶다고 말했을 때