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| living standards (This is the price of the modern technological progress necessary for the maintenance and improvement of living standards in the industrialised world. Alexander Demidov) | |||
| human welfare | |||
| благополучие человека: 11 a las frases, 7 temas |
| Ecología | 2 |
| General | 2 |
| Informal | 1 |
| Makárov | 1 |
| Medicina | 1 |
| Microbiología | 1 |
| Rusia | 3 |