 |
| |||
| voice communication | |||
| telephone communications | |||
| telephone communication | |||
| 电话通信: 45 phrases in 12 subjects |
| Automobiles | 1 |
| Aviation | 2 |
| Business | 2 |
| Electronics | 17 |
| General | 1 |
| Information technology | 3 |
| Metallurgy | 1 |
| Nautical | 1 |
| Shipbuilding | 1 |
| Space | 3 |
| Technology | 6 |
| Telecommunications | 7 |