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| 克莱因; 克莱恩 | |||
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Клейна : 37 phrases in 8 subjects |
| Astronomy | 1 |
| Botany | 2 |
| Electronics | 3 |
| General | 14 |
| Mathematics | 8 |
| Medical | 7 |
| Quantum mechanics | 1 |
| Technology | 1 |
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