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관련 강의
관련 비디오
In Korea why do you have so many informal and formal ways of saying things?
Como fala "bom dia", "boa tarde", e "boa noite" em coreano?
Why does Korean have two sets of numbers? Native and Chinese?
Is there a difference between the language of South Korean and North Korea?
Cual es la diferencia entre la vocal 어 (eo) y la vocal 오 (o)?
What are the easy ways to understand and speak Korean language?
Como faço para aprender fluente a língua coreana?
What is a glottal stop?