提示：点击例句中的单词，就可以看到词义解释

Is vessel fitted with a radio telegraphy alarm ?

船舶是否装有无线电报报警器？

Marconi received the world 's first patent for a system of wireless telegraphy .

马可尼成为世界上首位拿到无线电报传输系统的专利的人。

Marconi shares the nobel prize in physics , with karl ferdinand braun for their work in the development of wireless telegraphy .

马可尼和卡尔。费迪南德。布劳恩共同获得诺贝尔物理奖，以表彰他们开发无线电报技术。

Thomas edison invents multiplex telegraphy .

托马斯。爱迪生发明多路复用电报。

These factors made telegraphy seem a much more sound and businesslike technology -- at least to some .

这些因素使电报似乎更加健全和务实的技术，至少一些。