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The History of Telecommunications (The History of Technology)

作者: Chris Oxlade

出版社:Heinemann

出版時間:2017-08

頁數(shù):32

Lexile:NC800L

AR:5.0

虛構(gòu):非虛構(gòu)

ISBN:9781484640395

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英文難度: 花生8級(自主閱讀)

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Do you know that 200 years ago, the only way that one person could send a message to another person was by letter or messenger? It’s hard to imagine now, with our smartphones and computers at our fingertips. From the invention of the telegraph in the 1830s all the way through to the wearable technology of the present day, this book charts the incredible history of telecommunications.

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