experiment
/ɪkˈspɛrəmənt/
the act of conducting a controlled test or investigation
中文释义:实验;试验
The scientists conducted an experiment to test the new drug's effectiveness.
科学家进行了一项实验来测试新药的有效性。
In the chemistry experiment, we mixed two liquids and observed the reaction.
在化学实验中,我们混合了两种液体并观察反应。