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
이중초점의 안경을 쓰면 가까운 것과 먼 것을 모두 잘 볼 수 있습니다.ijungchopjeom-ui angyeong-eul sseumyeon gakkaun geosgwa meon geos-eul modu jal bol su issseubnida.Wearing bifocal glasses allows you to see both near and far objects clearly.