Fufu~ Wrong answer! Edison only improved upon the electric light~
So, let's switch on a vibrator~
Uu!?
Uu……
buzz——
User Comments:
Anonymous commented at 2018-08-15 17:21:50 » #2270488
Fufu~Wrong answer! Edison only improved upon the electric light~ / So, let's turn on a vibrator~
[buzz——]
Uu!? / Uu......
(Humphry Davy invented the first electric lamp, by the way.)
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