林区 : 173 phrases in 17 subjects |
Aviation | 2 |
Business | 2 |
Computers | 1 |
Ecology | 5 |
Education | 2 |
Electronics | 3 |
Environment | 2 |
Forestry | 8 |
General | 70 |
Geography | 29 |
Geology | 1 |
Historical | 2 |
Investment | 1 |
Military | 2 |
Name of organization | 3 |
Technology | 37 |
United Nations | 3 |