1. Scientists conduct experiments to test their theories.
科学家们进行实验来验证他们的理论。
2. The results of this experiment were surprising.
这个实验的结果令人惊讶。
3. Experiments are an important part of scientific research.
实验是科学研究的重要组成部分。
4. Experiments require careful design and execution.
实验需要仔细的设计和执行。
5. Through experiments, we can obtain reliable data.
通过实验我们可以获得可靠的数据。