The last sentence is the beginning of the next sentence, or the last article is the beginning below. Use the beginning and the end twice in a row, so that adjacent sentences, fragments and chapters are connected end to end, and re-select them downward. This figure of speech is called the top truth, also known as Julian, Lian Lian and Lian Lian. It is mainly used to arrange sentence structure, connect mood and highlight the interlocking between things. "thimble" is also called "thimble" and is commonly used now.