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
갱구에서 일하는 사람들은 매우 위험한 환경에서 일합니다.gaenggueseo ilhaneun saramdeureun maeu wiheomhan hwangyeongeseo ilhamnida.The people working at the pithead work in a very dangerous environment.