On a stormy night, strong winds rose. We kindly took a group of people in, but my father disappeared inexplicably the next day. "The murderer must be among you", "Stop making trouble, are you using these dirty tricks?" Who is the murderer, and what choice does Nianci face? Please walk with me into the article and slowly find the answer... (This article was published on the same day, and it was completed as soon as it was published. Woohoo, hooting, it is not easy for Nanye to stock up on manuscripts.)
Concept: Viewed horizontally, it looks like a ridge and a peak on the side, with different heights from near and far. Feel it for yourself slowly.