About the usage of book title number?

Indicates book titles, titles (articles, rules and regulations, etc.), newspapers, songs, movie plays, etc.

Language (English: Language, French: Langue) is a way of expression for human beings to communicate. According to the "Handbook of Linguistics and Language Communication Tools" published in Germany, there are 5,651 languages ??identified in the world. Generally speaking, each nation has its own language, and language is one of the important characteristics of a nation. Chinese, English, Spanish, Russian, Arabic, and French are the major languages ??in the world and the main working languages ??of the United Nations. Chinese is the language with the largest number of native speakers in the world, and English is the most widely spoken language in the world. Language and writing are two concepts. Language often comes first, and writing comes later.