| 1. | Ringing a telephone now requires copper wire from the central exchange to the home .
目前的电话铃声则需要靠从中心交换台通到用户家中的铜线进行工作。 |
| 2. | Then switchboards brought phone wires into one location
然后，交换台使电话线集中到一个地点。 |
| 3. | He telephoned the hospital exchange and asked for doctor millington
他挂通了医院的交换台，要求与米灵顿医生讲话。 |
| 4. | When he was alone , he telephoned the hospital exchange and asked for doctor millington
当房里只剩他一个人时，他挂通了医院的交换台，要求与米灵顿医生讲话。 |
| 5. | One that announces , especially an electrical signaling device used in hotels or offices to indicate the sources of calls on a switchboard
信号器，示号器宣告物，尤指饭店或办公室中使用的一种电子信号装置，用来指示交换台上的呼叫信号来源 |
| 6. | The switchboard at the university of rhode island is connected to the president ' s home phone , and occasionally a misdirected call interrupts his lei - sure time
罗德岛大学的电话交换台与校长家的电话是联在一起的，所以时常有串线的电话打扰他的休息。 |
| 7. | The prisoners cannot dial outside the jail and the company s computerized switchboard randomly directs each call to any one of telecom s 45 call centers scattered across italy
犯人们在监狱里不能拨打外线。而公司里由电脑控制的交换台能随机地把每一个来电调配给本公司遍及意大利全国的45个电话中心。 |
| 8. | The prisoners cannot dial outside the jail and the company ' s computerized switchboard randomly directs each call to any one of telecom ' s 45 call centers scattered across italy
犯人们在监狱里不能拨打外线。而公司里由电脑控制的交换台能随机地把每一个来电调配给本公司遍及意大利全国的45个电话中心。 |
| 9. | The prisoners cannot dial outside the jail and the company ' s computerized switchboard ( 7 ) randomly ( 8 ) directs each call to any one of telecom ' s 45 call centers scattered across italy
犯人们在监狱里不能拨打外线。而公司里由电脑控制的交换台能随机地把每一个来电调配给本公司遍及意大利全国的45个电话中心。 |
| 10. | Conversation by underground cable , 90 miles - new york to philadelphia . invention of keith line switch , resulting in enormous reduction in cost of automatic boards . first used at wilmington , delaware
通过地下电缆传输的电话线路连接纽约和费城，全长90英里。基思寻线机的发明，导致自动交换台的成本大幅降低，并首次用于特拉华州的威明顿。 |
