实验员

例句：

1. 1. The experimenter carefully recorded the results of the experiment.
   实验者仔细记录了实验的结果。
2. 2. The scientist conducted a series of experiments to test the hypothesis.
   科学家进行了一系列的实验来测试这个假设。
3. 3.The technician was responsible for troubleshooting any technical issues that arose during the experiment.
   技术员负责解决实验过程中出现的任何技术性问题。