| |||
| двойственное число; двоякий (двойной) | |||
| дублированный | |||
| двойственный | |||
|
dual : 40 phrases in 11 subjects |
| Automated equipment | 2 |
| Aviation | 13 |
| Bookish / literary | 1 |
| Cultural studies | 2 |
| Economics | 7 |
| Electronics | 5 |
| Environment | 2 |
| International Monetary Fund | 3 |
| Mathematics | 2 |
| Medical | 2 |
| Pharmacy and pharmacology | 1 |