时效期: 58 phrases in 16 subjects |
Advertising | 1 |
Business | 11 |
China | 4 |
Commerce | 1 |
Computers | 1 |
Economy | 9 |
Electronics | 1 |
Finances | 1 |
General | 1 |
Hydroelectric power stations | 1 |
International trade | 14 |
Metallurgy | 2 |
Oil / petroleum | 1 |
Project management | 2 |
Space | 2 |
Technology | 6 |