Short for DVD-ReWritable, a re-recordable DVD format similar to DVD+RW. The data on a DVD-RW disc can be erased and recorded over numerous times without damaging the medium.

• RW系DVD-可重复写的英文缩写，是一种可反复纪录的DVD格式，与DVD+RW类似。DVD-RW盘上的数据可以擦掉并可多次纪录，对介质没有损伤。