a piece of equipment intended for a particular purpose
a plan, especially for a rather dishonest
"the device is small enough to wear on your wrist"
"a device intended to conserve water"
"he would stoop to any device to win a point"
"it was a great sales gimmick"
"a cheap promotions gimmick for greedy businessmen"
"he was recognized by the device on his shield"
Aggression is the device I have for surviving the pain of Roger's presence.
出自： B. Trapido
As for coincidences in bookssthere's something cheap and sentimental about the device.
出自： J. Barnes
He devised something by which much time could be saved, but his device did not prove practical.