1.MSN
is the abbreviation of Microsoft Network Messenger, an instant messaging tool launched by Microsoft Corporation. 2. Blog
The full name of Blog should be Web log, which means "weblog" in Chinese, and later abbreviated as blog, and Blogger is the person who writes blogs. In terms of understanding, blog is "a publishing method that expresses personal thoughts, network links and contents, arranges them in chronological order, and constantly updates them". Simply speaking, a blog is a kind of person who is used to keeping a diary online.
3. Bluetooth
Bluetooth is a low-cost and large-capacity short-range wireless communication specification. Bluetooth notebook computer is a notebook computer with Bluetooth wireless communication function. There is a legendary story about the name Bluetooth. In the 11 th century A.D., the Nordic princes fought for hegemony, and the Danish king stepped forward. With his unremitting efforts, the bloody war was stopped and all parties sat at the negotiating table. Through communication, the vassals made up their differences and became friends. Because the Danish king loves eating Lan Mei so much that his teeth are dyed blue, he is called the King of Bluetooth, so Bluetooth has become synonymous with communication. Today, 1111 years later, when a new wireless communication standard was issued, people used Bluetooth to name it.
4.GPS
Global Positioning System (GPS) is a new generation of space satellite navigation and positioning system jointly developed by the United States Army, Navy and Air Force in the 1971s. Its main purpose is to provide real-time, all-weather and global navigation services for land, sea and air, and to be used for some military purposes such as intelligence gathering, nuclear explosion monitoring and emergency communication. It is an important component of the US global dominance strategy. After more than 21 years of research and experiment, it cost 31 billion dollars. By March of 1994, 24 GPS satellite constellations with global coverage of 98% had been laid out.
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For more information, please ask privately. I can't think of too much for the time being. I hope you are satisfied with my answer.