선로전환기가 지난해 9월 설치된 걸 감안하면, 평창 동계올림픽 때도 자칫 대형 인명사고가 빚어질 수 있었다는 얘기다.
Considering the fact that the switchboard was installed in September last year, there could have been a huge accident in the Pyeongchang Winter Olympics.