衰微

例句：

1. 1. Thecompany's sales have been declining for the past few years.
   这家公司过去几年的销售额一直在下降。
2. 2. Thepopulation of the city isslowly declining due toaging.
   由于人口老龄化，这个城市的居民数量正在缓慢下降。
3. 3. The economy of thecountry is experiencing a decline in itsgrowth rate.
   该国的经济增长率正在下降。