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
전매제는 정부가 특정 상품의 판매를 독점하는 제도입니다.jeonmaejeun jeongbu ga teukjeong sangpum ui panmae reul dogjeom haneun jedo imnida.The monopoly system is a system in which the government monopolizes the sale of certain products.