The survey is completely anonymous and voluntary, you are absolutly free to skip any one or all of the survey questions.
问卷采用全匿名方式自愿作答，您可以随时选择放弃回答问卷的任何或所有问题。
youdao
Absolutly. More than that.
是的，更甚于此。
斯坦福公开课 - 经济学课程节选
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