Control variable
[化] 控制变量
🧩 词语组成解析
control
[kən'trol]
vt. 控制;管理;限制;支配;
n. 支配权;操纵者;（对国家、地区、机构等的）管理权;（键盘上的）控制键;
🗣️ 情景例句
Safety first.
安全第一。
The love of money and the love of learning rarely meet.
爱财与好学，实难相共容。
When Dimitri came in from the fields, his wife told him what had happened.
迪米特里从地里回来，妻子把情况跟他一说，