Find a name for aerobics.
Hehe, this shape is quite interesting. Look at the strength and support of two people. One hand of one person in the middle and two people on both sides belongs to the support point, and the other two people each have a hand belonging to the force point. You can try! It's called "balance beam" to focus on physical exercise, which is easy to understand! So the shape is like "wood", meaning and Tao are balanced ~