电报机
5.While working on improvements to the telegraph and the telephone, Edison figured out a way to record sound on tinfoil-coated cylinders.
6.Some banks have not only been equipped with numerous telexes and fax machines, but also associated itself with SWIFF ( Society of Worldwide Interbank Financial Telecommunication) resulting in speeding up messages with the banks over the world and providing customers with safe, timely and high-qualified services.
