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uzavretý | rádioaktívny žiarič
| rádioaktívny žiarič | |
| earth.sc. life.sc. nucl.phys. | radioaktive Quelle |
| uzavretý: 14 phrases in 6 subjects |
| Finances | 3 |
| General | 1 |
| Medical | 2 |
| Microsoft | 1 |
| Nuclear physics | 6 |
| Statistics | 1 |