produce a "simple harmonic motion" of periodic motion, which is packaged as a bridge where Alice jumps down the rabbit hole. Zhu Qingqi said that because some people really put forward the concept of "gravity train" in those days: suppose a hole is drilled in the earth and a tunnel is formed through the center of the earth. Because of the size of the earth and the acceleration of gravity, this train is the fastest It only takes 42 minutes to reach the other side of the world. There is also the scene of the playing card gardener planting roses, "The numbers on the gardener are 2, 5, and 7. The prime numbers less than 10 are 2, 3, 5, and 7. Why is 3 missing?

Because he ran to the side to be lazy. The stalk that the author buried here is 2+5+7=14, 14×3=42.” It was another Easter egg without a trace, which impressed Zhu Qingqi. Zhu Qingqi went on to mention her favorite example. In the story, Alice eats a mushroom sms services and turns into a giant. Her neck becomes very long, and it is taller than a tree. There is a nest of bird eggs on the tree. A dove flew towards her, flapping her wildly with its wings. "Snake!" the pigeon screamed. "I'm not a snake! I'm a little girl," Alice said earnestly. "You don't have to deny it, I guess what you're going to say next, you've never eaten eggs!" said the pigeon. "I did eat eggs, but little girls eat as many eggs as snakes,"