 |
| 观察: 1503 phrases in 104 subjects |
| Advertising | 8 |
| Agriculture | 31 |
| Air defense | 24 |
| Animal husbandry | 16 |
| Architecture | 6 |
| Armored vehicles | 1 |
| Artificial intelligence | 11 |
| Athletics | 3 |
| Automobiles | 42 |
| Aviation | 141 |
| Basketball | 5 |
| Boxing | 2 |
| Bridge construction | 8 |
| Business | 39 |
| Cartography | 3 |
| Chemistry | 2 |
| China | 3 |
| Commerce | 17 |
| Compressors | 3 |
| Computers | 1 |
| Construction | 4 |
| Consulting | 1 |
| Corporate governance | 1 |
| Cryptography | 1 |
| Dermatology | 2 |
| Desert science | 9 |
| Doping | 1 |
| Drilling | 8 |
| Earth sciences | 19 |
| Ecology | 1 |
| Economy | 28 |
| Electric machinery | 1 |
| Electronics | 47 |
| Engineering geology | 9 |
| Environment | 1 |
| Exhibitions | 1 |
| Explosives and Explosive Ordnance Disposal | 7 |
| Finances | 5 |
| Fishery fishing industry | 1 |
| Food industry | 2 |
| Forestry | 1 |
| General | 149 |
| Genetics | 2 |
| Geology | 1 |
| Geophysics | 3 |
| Golf | 1 |
| Heavy equipment vehicles | 3 |
| Horticulture | 1 |
| Human resources | 2 |
| Hunting | 1 |
| Hydroelectric power stations | 18 |
| Information technology | 13 |
| International Monetary Fund | 1 |
| International trade | 2 |
| Law | 1 |
| Management | 11 |
| Marketing | 7 |
| Mathematics | 6 |
| Medical | 2 |
| Metallurgy | 97 |
| Military | 6 |
| Mountaineering | 2 |
| Multimedia | 5 |
| Name of organization | 8 |
| Natural sciences | 2 |
| Nautical | 15 |
| Navigation | 4 |
| Nuclear and fusion power | 1 |
| Nursing | 5 |
| Oil / petroleum | 48 |
| Oil processing plants | 1 |
| Otorhinolaryngology | 2 |
| Pest control | 3 |
| Petanque | 1 |
| Physics | 1 |
| Plastic surgery | 1 |
| Plastics | 4 |
| Politics | 2 |
| Project management | 1 |
| Psychology | 1 |
| Quality control and standards | 3 |
| Racing and motorsport | 1 |
| Rail transport | 4 |
| Refrigeration | 6 |
| Remote sensing | 10 |
| Reproductive biology | 3 |
| Securities | 4 |
| Shipbuilding | 2 |
| Shooting sport | 3 |
| Skydiving | 1 |
| Space | 64 |
| Sports | 17 |
| Statistics | 3 |
| Submarines | 2 |
| Swimming | 3 |
| Technology | 356 |
| Telecommunications | 17 |
| Textile industry | 9 |
| Thermal Energy | 2 |
| Transport | 3 |
| United Nations | 27 |
| United States | 2 |
| Wind Energy | 10 |
| Work flow | 1 |