chronic reduction

例句：

1. 1. The patient's blood pressure has been chronically reduced by the medication.
   病人的血压通过药物治疗已经慢性降低。
2. 2. The company is facing a chronic decline in revenue due to the pandemic.
   由于疫情，该公司正面临收入持续下降的问题。
3. 3. The researchers have identified several chronic diseases that can be prevented with lifestyle changes.
   研究人员已经识别出几种可以通过生活方式改变预防的慢性疾病。