事じ前ぜん記き録ろく媒ばい体たいじぜんきろくばいたいMeanings1nounrecorded medium; pre-recorded data mediumcomputing›Technical computing term for a medium that already contains recorded data, as opposed to a blank medium.事じ前ぜん記き録ろく媒ばい体たいからデータを
