电报发送 meaning in Chinese

telegrams (transmission of )

Before telephones , messages were sent by telegraph
在还没有电话的年代，消息是由电报发送的。
The boy was too frightened to move . … the boy ' s father was so thankful that he taught edison how to send message by telegraph
男孩吓坏了，动不了。 … …男孩的父亲非常感激他，就教爱迪生如何通过电报发送信息。
The boy was too frightened to move . … the boy ' s father was so thankful that he taught edison how to send message by telegraph
男孩吓坏了，动不了。 … …男孩的父亲特别感激他，就教爱迪生怎么样经过电报发送信息。