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
현재화는 이론을 실제로 적용하는 과정입니다.hyeonjaehwaneun ilyeon-eul siljero jeog-yonghaneun gwajeong-imnida.Actualization is the process of applying theory in practice.