pocket calculato

• 袖珍计算机

pocket calculato的用法和样例：

例句

1. I find a surplus store and buy a pocket calculator.
   我找到一家出售剩余物品的商店，买了一台袖珍计算机。
2. With a pocket calculator,the exact answer flashes out as fast as one can punch four buttons.
   使用袖珍计算机，刚按下四个按钮，确切的答案就会立即出现。