코로나에 대한 팩트, 돌파감염 이란?면역학 전문 의대교수 30년 경력 이왕재박사

一个毕生求学的学者不得不来到光化门广场的原因（Wangjae Lee教授）

The reason why a scholar who had been studying all his life had no choice but to come to Gwanghwamun Square (Professor Wangjae Lee)

生涯研究していた学者が光化門広場に出るしかなかった理由（李王才教授編）