上算

例句：

1. 1. We need to calculate the cost of the project before starting it.
   我们需要在开始项目之前计算项目的预算。
2. 2. She intends to travel to Europe next month.
   她打算下个月去欧洲旅行。
3. 3. The teacher calculated the final grade based on the student's performance.
   老师根据学生的表现计算了最终的成绩。