diluting agent

例句：

1. 1. The chemical engineer used a diluting agent to dilute the acid solution.
   化学工程师使用稀释剂来稀释酸溶液。
2. 2. The doctor prescribed a diluting agent to treat her allergies.
   医生开了一种稀释剂来治疗她的过敏症。
3. 3. The scientist mixed the sample with water to dilute it before testing.
   科学家将样本与水混合以稀释它，然后进行测试。