Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
우리는 새로운 지역을 답사하기 위해 팀을 구성했다.urineun saeroun jiyeogeul dapsahagi wihae tim-eul guseonghaetda.We formed a team to conduct a reconnaissance of the new area.