관련 비디오
Why are there seven vowels in Korean when English only has five?
Amy Hwang
Why does Korean have two sets of numbers? Native and Chinese?
Young Kim
Introduction: Amy Hwang
Amy Hwang
Why are there so many ways to "hello" and "good-bye" in Korean?
Amy Hwang
Como fala "bom dia", "boa tarde", e "boa noite" em coreano?
Young Kim
英語
日本語