contraction of money in circulation

例句：

1. 1. The temperature hascontracted significantly since the beginning of theyear.
   自年初以来，温度已经显著下降。
2. 2. The company's profits have contracted due to the economic downturn.
   由于经济衰退，公司的利润已经减少。
3. 3. Thegovernment is working on a plan to reducecarbon emissions and promote energy conservation.
   政府正在制定一个计划，以减少碳排放和促进能源节约。