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
지구일에는 환경 보호를 위한 다양한 활동이 있습니다.jigu-ileneun hwangyeong bohoreul wihan danyeon hwal-dong-i issseubnida.On Earth Day, there are various activities for environmental protection.