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
요동지시를 통해 시스템의 안정성을 유지할 수 있습니다.yodongjisi-reul tonghae siseutem-ui anjeongseong-eul yujihal su issseubnida.Through the oscillation directive, the stability of the system can be maintained.