telephone line
短语词组
- telephone trunk line 电话主线
- telephone network line 电话网线
- Telephone main line 电话主线
- telephone e line 电话线
- telephone party line 同线电话
- telephone -line concentrator 电话线路集线器;电话线集中器
- Telephone off line 电话断线
- an engaged telephone -line 占用着的电话线
- Special telephone -line service 专线服务 返回 telephone line