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A disc (such as a CD-ROM) on which data is stored or recorded using light, providing increased durability and capacity compared with a magnetic disk.
1950s; earliest use found in Science.
礼仪网英汉双解词典包含236457条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。