wilmington, delaware meaning in Chinese
威尔明顿
Examples
- 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。