device for的用法和樣例：
例句
- An electronic or a mechanical device for the performance of mathematical computations.
計算器一種電子裝置或機械裝置，用於完成數學計算 - A device for igniting the charge of a firearm.
槍機一種用來點燃火器中火藥的裝置 - A device for recording, measuring, or controlling, especially such a device functioning as part of a control system.
儀錶，儀器用於記錄、測量或拉制的裝置，特別是作為控制系統部分的此類裝置 - They use television advertising as a device for stimulating demand.
他們利用電視廣告作為刺激需求的方法。
