Right. Another way of saying it is there isn't random assignment of the subjects to the two conditions in the study.

换种方式说,受试者并不是随机安排在,这个研究中的两种情况下。

耶鲁公开课 - 心理学导论课程节选

Well, the assignment operator makes a copy of the thing on the right and puts it in the thing on the left.

赋值操作符把右边的东西,复制到左边。

哈佛公开课 - 计算机科学课程节选