control group
US /kənˈtroʊl ɡruːp/
UK /kənˈtrəʊl ɡruːp/
名词
对照组
a group in an experiment that does not receive the treatment or intervention being tested and is used as a benchmark to measure how the other test subjects do
示例:
•
The control group received a placebo instead of the actual medication.
对照组服用的是安慰剂，而不是实际药物。
•
To ensure accuracy, researchers compared the results of the test group with the control group.
为了确保准确性，研究人员将实验组的结果与对照组进行了比较。