短語詞組短語floppy disc prototype system [計]軟磁盤樣機系統(tǒng)floppy disc operating system 軟盤操作系統(tǒng);軟磁盤操作系統(tǒng)single drive floppy disc system 單驅動軟盤系統(tǒng) 返回 floppy disc system