have an effect upon

• 对 ... 有影响
• 对..起作用
• 产生效果

have an effect upon的用法和样例：

例句

1. His work of art may produce an effect on our imagination.
   他的艺术作品可以对我们的想象力产生效果。
2. Experts also noted that, at least for the moment, most Americans seem willing to give the new president time for his policies to take effect.
   专家们注意到，至少在目前，绝大多数美国人都愿意给这位新总统一定的时间，以便让他的政策产生效果。

词汇搭配

• have an effect on upon 对…有影响