час від часу: 36 phrases in 16 subjects |
Aviation | 1 |
Chemistry | 2 |
Dialectal | 1 |
Diplomacy | 1 |
Economy | 3 |
General | 2 |
Informal | 1 |
Information technology | 5 |
Law | 1 |
Mathematics | 1 |
Microelectronics | 3 |
Microsoft | 1 |
Military | 8 |
Oil and gas | 4 |
Seismology | 1 |
Technology | 1 |