The interpretation of outliers is also called "outliers". 1. Different grades; Different degrees. "Zuo Zhuan Zhuang Gong Eighteen Years": "The king ordered the princes, and the names and positions were different, and the rituals were different." "The History of the Later Han Dynasty": "Sages guide people to reason ... Although there are many feelings, the quality is different from the text. As for pottery, there is a way." Biography of Yu Wenchang Ling in Song Dynasty: "The number of heaven and earth is different from that of high and low, from courtesy to music and dance." (2). Strange numbers. "History of the Later Han Dynasty": "Nature is used to internal learning, and it is still curious to write and pays attention to different numbers. There is no shortage of time. " (3) Special courtesy. Tang Qian-Su's Official Records of Xie Jia Food City by Wang Xianggong, the Historical Museum: "If you don't help the times, you will be ashamed. I was called a saint, and suddenly I was different. " Biography of Yue Yun in Song Dynasty: "Yang is the first hero, but not the best. Zhang Jun's honesty is actually ... playing tricks, but Feili is not resigned. " Zhu Zhiyu and Chen Zun's book in the Qing Dynasty: "Because of the Japanese ban, it is different to keep a younger brother in the Tang Dynasty for more than 30 years." Guo Moruo's Ji Tao Crossing the East China Sea: "We were invited to lunch by Yokota that day, which can be said to be an unusual Japanese hospitality." The explanation of word decomposition is different. Different opinions. Not normal. Dissidents (people who have different opinions or conflicts of interest with themselves). Heresy (formerly referring to ideas or theories that do not conform to orthodox ideas, such as "heresy") alienation. Strange to the opposite sex. Much the same has the same effect. Separation: divorce. Separate. In addition, the explanatory number (number) of the number represents, divides or calculates the quantity: number. Quantity. Numbers. Number theory (a branch of mathematics that mainly studies the properties of positive integers and the laws related to them). Numerical control. A few, a few: several people. A few days. Skills, academic: "The number of games played today is decimal." Fate, heaven