| |||
hyperenvironment | |||
extra-environment |
超 环境 : 25 phrases in 10 subjects |
Aviation | 3 |
Earth sciences | 2 |
Electronics | 4 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 2 |
Information technology | 1 |
Plastic surgery | 1 |
Space | 6 |
Technology | 3 |
United Nations | 2 |