發送短信 : A jumping shape memory alloy under heat

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