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radio-star |
无线电星 : 65 phrases in 14 subjects |
Air defense | 1 |
Astronautics | 1 |
Automobiles | 2 |
Aviation | 5 |
Earth sciences | 2 |
Electronics | 5 |
Geophysics | 1 |
Information technology | 1 |
Multimedia | 1 |
Shipbuilding | 1 |
Space | 34 |
Technology | 7 |
Telecommunications | 1 |
United States | 3 |