 |
| |||
| telephone service; telephony service | |||
| telecommunication service | |||
| telephony teleservice | |||
| |||
| telephone services | |||
| Telefondienst: 25 短语, 4 学科 |
| 一般 | 1 |
| 信息技术 | 1 |
| 法律 | 2 |
| 通讯 | 21 |
|
| |||
| telephone service; telephony service | |||
| telecommunication service | |||
| telephony teleservice | |||
| |||
| telephone services | |||
| Telefondienst: 25 短语, 4 学科 |
| 一般 | 1 |
| 信息技术 | 1 |
| 法律 | 2 |
| 通讯 | 21 |