要表达“我告诉你解说的意思”这一句话，可以用以下几种英语表达方式：

  1. I’m going to explain what the commentary means to you.
  2. I’m going to tell you what the explanation is about.
  3. Let me break down what the description means for you.
  4. I’m going to make the explanation of it clear to you.
  5. I’m going to elucidate the meaning of the comment to you.
  6. I’ll make sure to clarify what the narration is all about for you.
  7. I’m going to explain the essence of the introduction to you.