Today's lesson is to make sure that you are understood, because you could learn all the vocabulary in the world, but if you're not being understood by speaking clearly, then there's very little point.
今天的课程是确保你被理解,因为你可以学习世界上所有的词汇, 但如果你不能通过清晰的说话被理解, 那就没有意义了。