1. Let me calculate the cost of the journey.
    让我计算一下旅途的用费。

2. In many U.S. stores the cash register has been replaced by a computer that quickly and easily calculate the cost of items being bought.
    在美国很多家大商店里，现金出纳机已被运算所购物品费用快捷、操作容易的电脑所取代。