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抽样差误 : 25 phrases in 10 subjects |
| Advertising | 3 |
| Business | 4 |
| Commerce | 2 |
| Economy | 3 |
| Engineering geology | 2 |
| International trade | 3 |
| Mathematics | 4 |
| Space | 1 |
| Technology | 2 |
| Telecommunications | 1 |
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