let me do audio recordings for this 韓国語 phrase »
언젠가 한국어를 진짜 잘하면 외국인한테 한국어를 가르칠 수 있으면 좋겠어요.
If you are good at 韓国語 and 英語, please contribute your translation:
For language learning purpose, please translate the sentence as closely as something you would say in your daily life, and not some mechnical word-by-word translation. Thank you!