electrical telegraph

early system for transmitting text over wires

en-GB/ɪˈlɛktɹɪkl ˈtɛlɪɡɹɑːf/
en-US/ɪˈlɛktɹɪkəl ˈtɛləˌɡɹæf/

دسته بندی ها:

telegraph