Story telling from ancient time to today, Letter writing from 500 BC, Smoke signals (evidence being used in China 200 BC), Morse code 1836, Pony express 1860, Old telephone 1890, Radio 1891, A computer the size of a room 1946, Email 1966, Mobile phone 1973, First portable computer 1981, Old Mac computer 1984, Wikipedia 2001, Facebook 2003, Youtube 2006, Phone computer 2007, Apple watch series 7 2021,

How has communication changed over time

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？