Today, I want to explain that this MM comes from the two letters M in the English word mind map. As early as 2006, when I started consulting training, I got an omitted form and condensed it into two mm. Friends I have contacted over the years should remember that I used the name "MM Broadcast" when sending mobile phone messages before 20 10, which was the earliest.
Explain in a word: "MM" means mind map.
Today, I received a phone call from my partner asking about the golden pagoda principle. I just drew the contents of the pyramid with a mind map for reference only.
After reading it, if you describe it in one sentence, is it the total score used by students to write a composition? Of course, it is a way of thinking-logic, which can be used in problem analysis, writing, expression and other scenarios. Personally, it is the best policy to simplify the complex.