CD-R™

noun

🔊/ˌsiː diː ˈɑː(r)/

🔊/ˌsiː diː ˈɑːr/

[countable, uncountable]

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a CD on which information, sound and pictures can be recorded once only (the abbreviation for ‘compact disc recordable’) 可录光碟（可作一次性刻录，全写为 compact disc recordable）
Oxford Collocations Dictionary
CD-R is used before these nouns:
disk
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