3. Unclarity 3.不明確 In the first twolectures, I introduced you to the topics of this course. I explained whatfallacies are, why it's worthwhile to study them. And I said something aboutwhich ones we were going to study in this today. What I want to do is deuce youto one particular kind of fallacy that we're going to spend unit one of thecourse studying. 在前兩節課中，我向你們介紹了本課程的主題。我解釋了什麼是謬誤，為什麼值得研究。我說了一些我們今天要學習的東西。我要做的是讓你們明白一個特别的謬論，我們要用第一單元的課程來學習。 So today isgoing to be our introduction to unit one. In this first unit of the course,we're going to be studying fallacies of a kind that I call fallacies ofun-clarity. These are fallacies that people are prone to make because ofcertain kinds of un-clarity in the language that they use to reason. 今天是第一單元的介紹。在本課程的第一單元，我們將要研究一種謬誤，我稱之為不清晰的謬誤。這些都是人們容易犯的錯誤，因為他們用來推理的語言中存在某...