1, Mandarin, when used as a noun, refers to the mandarin of senior officials of the old China government; When used as an adjective, it means bureaucracy, Chinese style and excessive elegance.

2. When Chinese is used as a noun, it means people from China, China, China and China; When used as an adjective, it means China, China, China and China.

Second, the sources are different.

1, the word "Mandarin" first appeared in the book Notes of Matteo Ricci China in the Ming Dynasty, which means "bureaucrat" and originated from Portuguese. The Portuguese borrowed the Malaysian word menteri, which means minister.

In the past, when the Portuguese met with senior officials of the China government, they used the word Menteri to address the "big official" of China. However, because the Portuguese are not sure about the pronunciation of this word, they add an n after it, which is Menterin, and the pronunciation is Mandarin.

2. The format of Chinese is derived from the word formation of old English. China's original spellings in English are Cin and Chin, which come from Latin Sina. Belongs to a weak case, and needs to add -ese to become a case. The root -ese comes from the Latin word -ense (neutral), which is added to a place name to indicate things in a certain area, so words ending in -ese are not very respectful to people.

Third, the usage is different.

1, Putonghua is only used to refer to modern standard Chinese with Beijing accent as the standard pronunciation, northern dialect (Mandarin) as the basic dialect, and typical modern vernacular as the grammatical norm.

2. Chinese refers to all languages in China, including various dialects.

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