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laser disk | |||
compact disc | |||
CD | |||
disc | |||
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contact disc; compact disc | |||
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EcoDisc |
光 碟 : 42 phrases in 11 subjects |
Advertising | 1 |
Automobiles | 1 |
Aviation | 1 |
Computer networks | 2 |
Cryptography | 1 |
Electronics | 1 |
Information technology | 20 |
Multimedia | 7 |
Nautical | 1 |
Technology | 1 |
Telecommunications | 6 |