macro-variable

例句：

1. 1. In economics, macro-variables are used to model the behavior of economies over time.
   在经济学中，宏观变量被用来模拟经济随时间的变化。
2. 2.The research team found that macro-variables had a significant impact on the outcome of the experiment.
   研究团队发现，宏观变量对实验的结果产生了显著影响。
3. 3.The company's decision to increase its investment in technology was influenced by macro-variables such as global economic conditions.
   该公司决定增加其在技术方面的投资，这一决策受到了全球经济形势等宏观变量的影响。