![]() |
边界线: 82 phrases in 21 subjects |
Architecture | 1 |
Automobiles | 5 |
Aviation | 3 |
Chemistry | 2 |
Construction | 1 |
Cricket | 1 |
Earth sciences | 6 |
Economy | 1 |
Electronics | 3 |
General | 3 |
Geology | 1 |
Geophysics | 2 |
Hydroelectric power stations | 2 |
Life sciences | 1 |
Metallurgy | 3 |
Mining | 1 |
Oil / petroleum | 6 |
Space | 1 |
Technology | 35 |
United Nations | 1 |
Wind Energy | 3 |