实验的

例句：

1. 1. The experiment was designed to test the effectiveness of the new drug.
   这个实验旨在测试新药的有效性。
2. 2.The scientist conducted an experimental study on the effects of caffeine on sleep quality.
   科学家对咖啡因对睡眠质量影响进行了一项实验研究。
3. 3. The team performed several experimental procedures before reaching a conclusion.
   团队在得出结论之前执行了多项实验程序。