simulated gastric fluid

例句：

1. 1.The doctor simulated the patient's symptoms to diagnose the disease.
   医生模拟病人的症状来诊断疾病。
2. 2. The study simulated the effects of climate change on the environment.
   该研究模拟了气候变化对环境的影响。
3. 3. The scientist simulated the reaction of the chemical compound in the experiment.
   科学家在实验中模拟了化合物的反应。