scale back sth.困难

This year, we’ve been forced to scale back the footprint of the fest.

今年，我们被迫缩小了节庆的规模。

I was shocked to learn recently that some scientists want to scale back their research in an effort to decrease carbon emissions.

最近我震惊地得知，一些科学家想要缩减研究，以减少碳排放。