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
그는 오랜 시간 컴퓨터를 사용해서 직업병에 걸렸다.geuneun oraen sigan keompyuteoreul sayonghaeseo jigeobbyeonge geolleotda.He developed an occupational disease from using the computer for long hours.