lead-through : 23 phrases in 16 subjects |
Astronautics | 1 |
Automated equipment | 1 |
Business | 1 |
Chess | 1 |
Electronics | 2 |
General | 1 |
Makarov | 3 |
Mass media | 1 |
Mechanics | 1 |
Military | 1 |
Printed circuit boards | 1 |
Religion | 1 |
Robotics | 4 |
Silicate industry | 1 |
Sports | 2 |
Technology | 1 |