Dummy variable
[计] 哑变量, 虚拟变量
🧩 词语组成解析
dummy
['dʌmi]
n. 仿制品;沉默寡言的人;笨蛋，蠢货;挂名代表，傀儡;
vt. 制作样本，制作样张;不吭声，缄口;〈美俚〉装聋作哑;替别人占领土地;
adj. 假的;摆样子的，做样品的;挂名的;虚设的;
🗣️ 情景例句
It's all right with me
我没有问题。
Would you hold the line, please, I will find out his number for you.
请你不要挂断，我替你找他的号码。
In the torchlight, he caught sight of a figure whom he immediately recognized as Bill Wilkins, our local grocer.
借着电筒光。他看见一个人，马上认出那是本地杂货店主经比尔。威尔金斯。