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| 水 循环: 483 phrases in 45 subjects |
| Agriculture | 5 |
| Animal husbandry | 1 |
| Architecture | 5 |
| Automobiles | 9 |
| Aviation | 7 |
| Bridge construction | 1 |
| Chemistry | 3 |
| Compressors | 2 |
| Cosmetics and cosmetology | 1 |
| Desert science | 10 |
| Drilling | 7 |
| Earth sciences | 5 |
| Ecology | 22 |
| Electric machinery | 7 |
| Electricity | 1 |
| Electronics | 45 |
| Energy industry | 1 |
| Engineering geology | 15 |
| Environment | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Fish farming pisciculture | 1 |
| General | 1 |
| Hydroelectric power stations | 13 |
| Mechanics | 2 |
| Metallurgy | 18 |
| Nautical | 15 |
| Nuclear and fusion power | 10 |
| Oil / petroleum | 14 |
| Oil processing plants | 1 |
| Plastics | 4 |
| Rail transport | 2 |
| Refrigeration | 17 |
| Scuba diving | 2 |
| Shipbuilding | 7 |
| Solar power | 2 |
| Space | 2 |
| Submarines | 1 |
| Swimming | 1 |
| Technology | 205 |
| Telecommunications | 1 |
| Transport | 1 |
| United Nations | 1 |
| Waste management | 1 |
| Water resources | 10 |
| Wind Energy | 1 |
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