 |
| 几: 2928 phrases in 90 subjects |
| Advertising | 2 |
| Aerohydrodynamics | 2 |
| Agriculture | 1 |
| Amphibians and reptiles | 1 |
| Antennas and waveguides | 3 |
| Astronautics | 4 |
| Astronomy | 3 |
| Automobiles | 2 |
| Aviation | 10 |
| Basketball | 1 |
| Biochemistry | 1 |
| Biology | 1 |
| Biotechnology | 1 |
| Botany | 2 |
| Business | 9 |
| Cartography | 3 |
| Chemistry | 4 |
| Chinese | 1 |
| Computers | 2 |
| Construction | 13 |
| Cooking | 1 |
| Dialectal | 4 |
| Drilling | 2 |
| Ecology | 3 |
| Economy | 5 |
| Education | 8 |
| Electricity | 1 |
| Electronics | 38 |
| Energy industry | 2 |
| Environment | 1 |
| Epistolary | 2 |
| Figure of speech | 6 |
| Fishery fishing industry | 4 |
| General | 2090 |
| Geography | 9 |
| Geology | 7 |
| Geometry | 1 |
| Geophysics | 1 |
| Historical | 2 |
| Household appliances | 1 |
| Hydrology | 2 |
| Ichthyology | 1 |
| Informal | 6 |
| Information technology | 3 |
| International Monetary Fund | 1 |
| Law | 3 |
| Mammals | 1 |
| Mathematics | 156 |
| Medical | 5 |
| Metallurgy | 4 |
| Metrology | 2 |
| Microelectronics | 2 |
| Military | 8 |
| Missiles | 1 |
| Music | 2 |
| Name of organization | 6 |
| Nanotechnology | 2 |
| Nautical | 6 |
| Nuclear and fusion power | 6 |
| Nuclear physics | 2 |
| Obsolete / dated | 1 |
| Oceanography & oceanology | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 6 |
| Oil processing plants | 6 |
| Oilfields | 1 |
| Ornithology | 6 |
| Pharmacology | 2 |
| Physics | 4 |
| Polite | 1 |
| Politics | 6 |
| Polygraphy | 1 |
| Proverb | 2 |
| Quantum electronics | 1 |
| Quotes and aphorisms | 1 |
| Radio | 2 |
| Radiolocation | 2 |
| Rail transport | 2 |
| Religion | 4 |
| Rhetoric | 1 |
| Rude | 14 |
| Seismology | 1 |
| Space | 3 |
| Sports | 1 |
| Technology | 377 |
| Textile industry | 2 |
| Thermal engineering | 2 |
| Water supply | 1 |
| Welding | 1 |
| Zoology | 2 |