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集合并集 : 24 phrases in 13 subjects |
| Aviation | 1 |
| Business | 4 |
| Economy | 1 |
| Electronics | 1 |
| Finances | 1 |
| Information technology | 2 |
| International trade | 2 |
| Logistics | 1 |
| Oil / petroleum | 1 |
| Otorhinolaryngology | 1 |
| Securities | 2 |
| Technology | 4 |
| Telecommunications | 3 |
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