 |
| |||
| 点火开关钥匙 | |||
| 互换电键 | |||
| 开关 | |||
| 转换开关; 电话电键 | |||
|
switch key : 37 phrases in 11 subjects |
| Architecture | 2 |
| Automobiles | 8 |
| Electric machinery | 2 |
| Electronics | 3 |
| Nautical | 1 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Rail transport | 6 |
| Space | 2 |
| Technology | 10 |
| Telecommunications | 1 |