관련 비디오
![Video - Why are there so many ways to "hello" and "good-bye" in Korean?](http://s3.amazonaws.com/pollyvideos/45260092/2184ffe5-dc22-4214-af6e-c23d79293089/thumbnail_2.jpg)
active
Why are there so many ways to "hello" and "good-bye" in Korean?
Amy Hwang
![Video - Como fala "bom dia", "boa tarde", e "boa noite" em coreano?](http://s3.amazonaws.com/pollyvideos/45260092/6e48b397-3f78-4c20-a43a-3f216b4768c8/thumbnail_0.jpg)
active
Como fala "bom dia", "boa tarde", e "boa noite" em coreano?
Young Kim
![Video - Why are there seven vowels in Korean when English only has five?](http://s3.amazonaws.com/pollyvideos/45260092/0efb057d-0041-4f28-9209-07d4c0f1b6ab/thumbnail_0.jpg)
active
Why are there seven vowels in Korean when English only has five?
Amy Hwang
![Video - Why does Korean have two sets of numbers? Native and Chinese?](http://s3.amazonaws.com/pollyvideos/45260092/d939d0c5-1760-4c7e-b8d5-ac99150ee425/thumbnail_0.jpg)
active
Why does Korean have two sets of numbers? Native and Chinese?
Young Kim
![Video - Introduction: Amy Hwang](http://s3.amazonaws.com/pollyvideos/45260092/14057f65-50d0-4f42-b215-3fb0a6caf060/thumbnail_0.jpg)
active
Introduction: Amy Hwang
Amy Hwang