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
개연설은 사건의 가능성을 평가하는 데 사용됩니다.Gaeyeonseoreun sageonui ganeunseoleul pyeonggahaneun de sayongdoemnida.Probabilism is used to assess the likelihood of events.