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block; complete cross section |
总段 : 33 phrases in 15 subjects |
Architecture | 1 |
Automobiles | 1 |
Aviation | 1 |
Business | 2 |
Consulting | 1 |
Finances | 1 |
General | 1 |
Information technology | 2 |
International trade | 1 |
Metallurgy | 3 |
Shipbuilding | 6 |
Space | 1 |
Surgery | 1 |
Technology | 10 |
United States | 1 |