The method of calculating the poverty line is different from country to country.
2017年6月六级真题（第一套）听力 Section C
柯林斯高阶英汉双解学习词典释义
ADJ-GRADED
有心计的;诡计多端的;能算计的
If you describe someone as calculating, you disapprove of the fact that they deliberately plan to get what they want, often by hurting or harming other people.