Usages of yeonrakcheo
여권 복사본은 체크인 시 연락처와 함께 제출해야 해요.yeogwon boksaboneun chekeu-in si yeonrakcheowa hamkke jechulhaeya haeyo.
You must submit a passport copy along with your contact information at check-in.
친구에게 연락처를 메시지로 보냈어요.chinguege yeonrakcheoreul mesijiro bonaesseoyo.
I sent my contact information to my friend via message.
Elon.io is an online learning platform
We have an entire course teaching Korean grammar and vocabulary.