Idioms are stereotypes in Chinese vocabulary. Idioms, everyone says they have become words, and so do idioms. Idioms are mostly four-character, and some are three-character, five-character or even more than seven-character.

2. Idioms are a major feature of China traditional culture. They have fixed structural forms and expressions, and express certain meanings. They are used as a whole in a sentence, with subjects, objects, attributes and other components. A large part of idioms are passed down from ancient times and represent a story or allusion. Some idioms are just a miniature sentence. Idiom is a ready-made word, similar to idioms and proverbs, but slightly different.

The basic explanation of idioms:

1. fixed phrases comes from ancient classics or works, historical stories and people's oral stories. It is a unique and long-used fixed phrases in ancient Chinese vocabulary.

Idioms have incisive meanings, which are often implied in literal meanings, rather than simply adding up the meanings of the components. Its structure is tight, and it is generally impossible to change the word order, extract or increase or decrease its components at will.

3. Its form is mostly four words, and there are also three words and many words, which are mostly composed of four words. Simply put, idioms are words that are well known, can be quoted from classics, have clear sources and allusions, and are highly used.

The formation of idioms:

1, mostly composed of fixed words of general concepts, such as "castle in the air", "famous", "shining on you", "colorful" and "sharing happiness with the world" are all four-character idioms.

2. Idioms with less than four words, such as "knocking at the door", "unwarranted" and "taken for granted".

3. More than four words, such as "peaches and plums are all over the world", "real gold is not afraid of fire", "a leopard cannot change its spots" and "only state officials can set fires, but people are not allowed to light lamps", account for an absolute minority in idioms.