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三维的: 31 phrases in 15 subjects |
Agriculture | 1 |
Architecture | 1 |
Aviation | 1 |
Earth sciences | 1 |
Electronics | 1 |
Explosives and Explosive Ordnance Disposal | 6 |
General | 4 |
Geophysics | 2 |
Multimedia | 1 |
Pharmacology | 1 |
Space | 1 |
Sports | 1 |
Technology | 7 |
Telecommunications | 1 |
United Nations | 2 |