Listen again to part of the lecture, then answer the question.
再听一遍这个演讲中的一小节，然后回答问题。
Watson thought laryngeal habits...you know, from larynx, in other words, related to the voice box...
沃森认为喉音习惯，来自于喉部，换句话说，与声匣有关的，
he thought those habits were an expression of thinking.
他认为那些习惯是一种思考的表达。
Why does the professor say this：
教授为何这样说？
you know, from larynx, in other words， related to the voice box
换句话说，与声匣有关的，他认为那些习惯是一种思考的表达。