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| 蚀余: 38 phrases in 12 subjects |
| Architecture | 1 |
| Automobiles | 1 |
| Chemistry | 1 |
| Construction | 1 |
| Desert science | 6 |
| Engineering geology | 1 |
| General | 3 |
| Geology | 1 |
| Hydroelectric power stations | 4 |
| Oil / petroleum | 11 |
| Space | 1 |
| Technology | 7 |
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