관련 비디오
![Video - What is a glottal stop?](http://s3.amazonaws.com/pollyvideos/45260092/a0106eed-d7cc-4866-bb86-079d8c3aeb8e/thumbnail_2.jpg)
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What is a glottal stop?
Young Kim
![Video - Introduction: Amy Hwang](http://s3.amazonaws.com/pollyvideos/45260092/14057f65-50d0-4f42-b215-3fb0a6caf060/thumbnail_0.jpg)
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Introduction: Amy Hwang
Amy Hwang
![Video - Is there a difference between the language of South Korean and North Korea?](http://s3.amazonaws.com/pollyvideos/45260092/f846fd67-df76-4d01-aff8-405b269004e1/thumbnail_0.jpg)
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Is there a difference between the language of South Korean and North Korea?
Amy Hwang
![Video - Cual es la diferencia entre la vocal 어 (eo) y la vocal 오 (o)?](http://s3.amazonaws.com/pollyvideos/45260092/7d6829a0-4e50-44d1-aef5-c0b294d00e9e/thumbnail_2.jpg)
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Cual es la diferencia entre la vocal 어 (eo) y la vocal 오 (o)?
Young Kim
![Video - When does the consonant "ㄹ" make an /l/ sound and when does it make an /r/ sound?](http://s3.amazonaws.com/pollyvideos/45260092/77a82637-2bc1-431d-b4c2-acc9c5a49bd8/thumbnail_0.jpg)
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When does the consonant "ㄹ" make an /l/ sound and when does it make an /r/ sound?
Young Kim