Definition of master copy in English:

master copy

nounPlural master copies

词汇	master copy
释义	Definition of master copy in English: master copy nounPlural master copies An original recording, film, or document from which copies can be made. the master copy was lost and assumed destroyed Example sentencesExamples A master copy of the order form, signed by the physician, should be retained. They'll receive a master copy of the piece. The headteacher will maintain a master copy of each document in safe keeping. We still have the master copy of the first notes. Technicians are putting the final touches to the master copy. Staff should ensure that master copies of each program are kept in a safe place. We're told that that wasn't the master copy, that that was just a duplicate. We prefer that you order a master copy and then duplicate as many copies as you need. A master copy of your syllabus should be turned in to the main office for copying at least five days in advance of the first class. I then took the master copy to a local print shop to have bound copies made.
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