First, the history of uncommon words
There are 3,300 words in Cang Xie Bo Xue Li in Qin Dynasty, 5,340 words in Xun Bian by Yang Xiong in Han Dynasty and 9,353 words in Shuo Wen Jie Zi by Xu Shen. After Jin and Song Dynasties, the number of Chinese characters increased day by day.
According to the seal cutting performance of Moon Hee in Tang Dynasty, Jin wrote 12824, Wei Yang Chengqing wrote Zitong 13734 and Gu Liang wrote 169 17.
Jade Piece is a supplement to Sun Qiang in Tang Dynasty, with 225,665,438+0 words. In Song Dynasty, there were as many as 3 1 and 3 19 words in Lei Pian written by Sima Guangxiu, and in Qing Dynasty, there were 47,035 words in Kangxi Dictionary. 19 15 The Chinese Dictionary written by Ouyang Bocun and others has more than 48,000 words. The Chinese Dictionary edited by Zhang Qiyun in 197 1 has 49,888 words.
1990 The Chinese Dictionary edited by Xu Zhongshu has 54,678 words. The Sea of Chinese Characters written by Leng Yulong in 1994 has an astonishing number of words, reaching 85,000 words, but most of the Chinese characters included in this book have existed in history, but have been abandoned in today's written Chinese.
Second, the use of uncommon words.
There is no standard for rare words, and Xinhua dictionary can't frame them. Because there are also many words in the dictionary that I don't know after graduating from Chinese major, and there are also many "troubles" that computers can't spell out. Because there are too many Chinese characters. Like other languages, most words in the dictionary are not commonly used.
Taking recognized Chinese dictionaries as samples, more than 50,000 words were collected. But there are not many commonly used Chinese characters. According to statistics, 3,500 commonly used words cover 99.48% of the words used in modern publications.
The Thirteen Classics (13 the Book of Changes, Shangshu, Zuozhuan, Gongyangzhuan, The Analects of Confucius, Mencius and other ancient books) has a total of 589,283 words, including 6,544 variants. Selected Works of Mao Zedong consists of four volumes, with a total of 660,273 words, with only 298 1 word in different languages.
Examples of uncommon words
1, which can tell us whether there are missing values or unusual values.
2. Miss Ma said that this is so uncommon that anyone who sees this word will remember her name and herself at the same time.
In an email, he answered a question and said, "It is not good to use unfamiliar names to avoid repetition or highlight personality."
4. In other words, if 90% of the values fall within a certain range, the frequency distribution will tell you what unusual values are and may indicate which unusual values have quality problems.
Maybe the language she used is a little strange. For example, there is a chapter about how to cook quadrupeds.