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初排 : 19 phrases in 11 subjects |
| Advertising | 1 |
| Agriculture | 3 |
| Architecture | 1 |
| Athletics | 1 |
| Automobiles | 1 |
| Earth sciences | 1 |
| Economy | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 1 |
| Technology | 7 |
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