unilateral stimulus

例句：

1. 1. The government's unilateral decision to cut subsidies has led to a sharp decline in the economy.
   政府单方面决定削减补贴，导致经济急剧下滑。
2. 2. The company's unilateral announcement of a merger had no effect on the market.
   该公司单方面宣布合并的消息对市场没有影响。
3. 3. The scientist's unilateral claim that climate change is man-made was met with skepticism from many experts.
   科学家单方面声称气候变化是人类造成的，这遭到了许多专家的质疑。