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bott-off |
补 实: 25 phrases in 15 subjects |
Architecture | 1 |
Aviation | 1 |
Business | 1 |
Commerce | 3 |
Corporate governance | 1 |
Desert science | 1 |
Ecology | 1 |
Economy | 4 |
Electronics | 1 |
International trade | 2 |
Metallurgy | 2 |
Name of organization | 1 |
Securities | 2 |
Space | 1 |
Technology | 3 |