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经济效用
| 降低
| 经济效用 | |
| econ. | economic utility |
| 降低 | |
| gen. | drop |
| hydroel.st. | abatement |
| met. | decreasing; depression; diminution; reduce; reduction |
| sport. | lower; fall |
| |||
| economic utility | |||
| 经济效用: 12 phrases in 7 subjects |
| Aviation | 1 |
| Earth sciences | 1 |
| Economy | 3 |
| Finances | 1 |
| Hydroelectric power stations | 1 |
| International trade | 1 |
| Technology | 4 |