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盒式磁带 : 76 phrases in 15 subjects |
Agriculture | 4 |
Automobiles | 7 |
Aviation | 4 |
Biotechnology | 1 |
Chemistry | 4 |
Computers | 1 |
Earth sciences | 1 |
Economy | 1 |
Electronics | 29 |
General | 3 |
Information technology | 1 |
Mathematics | 1 |
Multimedia | 7 |
Space | 2 |
Telecommunications | 10 |