reply pulse spacing

例句：

1. 1. The software engineer replied to the customer's question with a detailed explanation.
   软件工程师对客户的问题进行了详细的解释。
2. 2.The scientist noticed that the animal's heart rate increased during the reply pulse spacing.
   科学家注意到动物在回复脉冲间隔时心率增加。
3. 3. The researcher found that the reply pulse spacing was related to the animal's stress response.
   研究者发现回复脉冲间隔与动物的应激反应有关。