I’m stuck.Last month, I finally reached 6K,but I’m still here.Many people told me that what I’m experiencing is called a plateau (고원).I don’t know the correct spelling, though.Anyway, I’m stuck again…Now, I’m currently at 6.3K.It’s been almost two months, and my progress is very slow.When I first started studying as a beginner,I improved at a super fast speed.But maybe at this level,acquiring ne..