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对照组
duì​zhào​zǔ

control group

Definitions Defs Origin Strokes Stroke Words Sentences Sents
对照组 對照組 duì​zhào​zǔ
control group noun
a group in an experiment that does not receive the treatment being tested and is used as a benchmark for comparison

他们对对照组没有做任何特别的事情。

tā​men duì duì​zhào​zǔ méi​yǒu zuò rèn​hé tè​bié de shì​qing.

They didn’t do anything special with the control group.