A DVD-ROM is a computer disc of the DVD kind that holds much more than a CD-ROM. ROM here is read-only memory: the machine can read what is already on the disc, but you do not normally save new files onto it the way you would with a USB stick or a hard drive.

A DVD-ROMDVD-ROM is a computer disc of the DVD kind是一種DVD形式的電腦光碟 that holds much more than a CD-ROM容量比CD-ROM大很多。ROM here is read-only memory這裡的ROM是唯讀記憶體：the machine can read what is already on the disc機器可以讀取光碟上已經有的東西，but you do not normally save new files onto it但你通常不會把新檔案存進去 the way you would with a USB stick or a hard drive像你用隨身碟或硬碟那樣。

Software used to arrive this way, in a box, for you to install. A movie DVD that you play on a living-room player is also a DVD, but people usually just say DVD; DVD-ROM is the computer, data-disc name.

Software used to arrive this way以前軟體都是這樣送到你手上的，in a box裝在盒子裡，for you to install讓你自己安裝。A movie DVD that you play on a living-room player你在客廳播放器上放的電影DVD is also a DVD也是DVD，but people usually just say DVD但大家通常就直接說DVD；DVD-ROM is the computer, data-disc nameDVD-ROM是電腦資料光碟的名稱。

The letters DVD were sold both as digital versatile disc and, earlier, digital video disc — both names have been used.

The letters DVDDVD這幾個字母 were sold both as digital versatile disc曾被說成digital versatile disc（多功能數位光碟） and, earlier, digital video disc也曾更早被說成digital video disc（數位影音光碟） — both names have been used這兩個名稱都用過。

The whole thing is a little dated now. Many computers no longer have a disc drive at all, and a lot of programs arrive as downloads. You still meet DVD-ROM in older manuals, school labs, and “this PC has no DVD-ROM drive.”

The whole thing is a little dated now這整個概念現在有點過時了。Many computers no longer have a disc drive at all很多電腦已經完全沒有光碟機了，and a lot of programs arrive as downloads很多程式都改用下載的方式取得。You still meet DVD-ROM你還是會遇到DVD-ROM這個詞 in older manuals, school labs在比較舊的手冊裡、學校電腦教室裡，and "this PC has no DVD-ROM drive."或是「這台電腦沒有DVD-ROM光碟機」這種說法裡。