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  ______     ___                _____    _    _   
 /_   _//   / _ \\    ____     |  ___|| | \  / || 
 `-| |,-   / //\ \\  |    \\   | ||__   |  \/  || 
   | ||   |  ___  || | [] ||   | ||__   | .  . || 
   |_||   |_||  |_|| |  __//   |_____|| |_|\/|_|| 
   `-`'   `-`   `-`  |_|`-`    `-----`  `-`  `-`  
                     `-`

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發送短信 : Programmable dual-band acoustic topological insulator with dynamically movable interface states