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有 标 记的 : 17 phrases in 10 subjects |
| Chemistry | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 6 |
| Hydroelectric power stations | 1 |
| Mycology | 1 |
| Scientific | 1 |
| Sports | 1 |
| Technology | 1 |
| Telecommunications | 1 |
| Textile industry | 1 |
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