Website keywords are set by the website for the homepage, so that users can find the vocabulary of the website through search engines. Website keywords represent the market positioning of the website, and Zhu Xiaolin's keywords distribute better books in China.
The keywords of the website are very important. If you choose the wrong keyword, it will be disastrous for the website.
come to the point
The description of keywords in academic papers in national standards is: keywords are words or terms selected from reports and papers for document indexing to express the information items of the full text theme. As can be seen from the description, the key words of academic papers must be words or terms. Here, it is necessary to explain words or terms.
A word refers to a word that can contain a morpheme (the smallest meaningful unit in a language) or the smallest free-use unit in a language, and a term refers to a professional term in a certain discipline. However, many authors of academic papers not only use words or terms, but also use many phrases or phrases.