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
계몽기 동안 많은 철학자들이 새로운 사상을 발전시켰다.gye mong gi dongan manheun cheolhakjadeul-i saeroun sasang-eul baljeon-sikyeotda.During the Enlightenment period, many philosophers developed new ideas.