 |
| 下降: 1646 phrases in 98 subjects |
| Agriculture | 36 |
| Air defense | 8 |
| Anatomy | 1 |
| Animal husbandry | 10 |
| Archery | 1 |
| Architecture | 12 |
| Artificial intelligence | 10 |
| Astronautics | 1 |
| Athletics | 1 |
| Automobiles | 41 |
| Aviation | 121 |
| Baseball | 1 |
| Biology | 1 |
| Biophysics | 1 |
| Bridge construction | 18 |
| Business | 49 |
| Chemistry | 6 |
| Commerce | 13 |
| Computers | 2 |
| Construction | 7 |
| Corporate governance | 2 |
| Cryptography | 1 |
| Dancing | 1 |
| Demography | 5 |
| Desert science | 23 |
| Drilling | 17 |
| Earth sciences | 3 |
| Ecology | 6 |
| Economy | 73 |
| Electric machinery | 17 |
| Electronics | 59 |
| Engineering geology | 63 |
| Environment | 1 |
| Exhibitions | 4 |
| Explosives and Explosive Ordnance Disposal | 4 |
| Finances | 12 |
| General | 89 |
| Genetics | 5 |
| Geology | 3 |
| Geophysics | 1 |
| Golf | 2 |
| Heavy equipment vehicles | 2 |
| Hunting | 1 |
| Hydroelectric power stations | 38 |
| Information technology | 6 |
| International Monetary Fund | 9 |
| International trade | 16 |
| Jet engines | 1 |
| Judo | 1 |
| Labor law | 1 |
| Life sciences | 1 |
| Lighting other than cinema | 1 |
| Marketing | 3 |
| Mathematics | 3 |
| Metallurgy | 67 |
| Military | 1 |
| Mining | 8 |
| Missiles | 1 |
| Mountaineering | 40 |
| Nautical | 5 |
| Nuclear and fusion power | 1 |
| Nuclear physics | 1 |
| Nursing | 2 |
| Obsolete / dated | 1 |
| Oil / petroleum | 38 |
| Oil and gas | 1 |
| Otorhinolaryngology | 2 |
| Outdoor activities and extreme sports | 3 |
| Piezoelectric crystals | 1 |
| Planning | 1 |
| Plastics | 6 |
| Polymers | 3 |
| Project management | 10 |
| Racing and motorsport | 1 |
| Rail transport | 1 |
| Refrigeration | 16 |
| Reliability | 1 |
| Reproductive biology | 2 |
| Securities | 36 |
| Semiconductors | 1 |
| Shipbuilding | 4 |
| Skiing | 5 |
| Skydiving | 25 |
| Space | 74 |
| Sports | 11 |
| Statistics | 1 |
| Surgery | 4 |
| Swimming | 1 |
| Table tennis | 2 |
| Technology | 406 |
| Telecommunications | 7 |
| Textile industry | 6 |
| Transport | 3 |
| United Nations | 5 |
| Water resources | 3 |
| Weightlifting | 7 |
| Welding | 1 |
| Wind Energy | 17 |