 |
| |||
| 电源线 | |||
| power wire: 10 phrases in 6 subjects |
| Aviation | 1 |
| Household appliances | 1 |
| Management | 1 |
| Space | 1 |
| Technology | 5 |
| Telecommunications | 1 |
|
| |||
| 电源线 | |||
| power wire: 10 phrases in 6 subjects |
| Aviation | 1 |
| Household appliances | 1 |
| Management | 1 |
| Space | 1 |
| Technology | 5 |
| Telecommunications | 1 |