reflux rate

例句：

1. 1. The hospital monitors the patient's reflux rate to ensure proper treatment.
   医院监测患者的反流率，以确保适当的治疗。
2. 2. The researcher found that the reflux rate of the product was significantly higher than expected.
   研究员发现该产品的反流率远高于预期。
3. 3.The manufacturer claims that their new device reduces the reflux rate by 80%.
   制造商声称他们的新设备可将反流率降低80%。