1. It is difficult to quantify the true impact of climate change on the global economy.
量化全球经济受气候变化影响的真正程度是困难的。

2. The study aims to quantify the level of customer satisfaction based on specific criteria.
该研究旨在根据具体标准来量化客户满意度的水平。

3. The survey asked participants to quantify their monthly expenses.
调查要求参与者量化他们每月的支出。

4. He tried to quantify the amount of time it would take to complete the project.
他试图量化完成该项目所需的时间。