The meaning of gnashing teeth and rotting heart.

Gnash one's teeth, rot one's heart, describe resentment to the extreme. The idiom explains grinding teeth: grit your teeth; Rotten heart: describes extreme hatred in the heart. It means hate.

Expanding knowledge-idioms

First, idioms

1 is a stereotyped word 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.

Second, the definition

1. Idiom is a fixed phrase formed by long-term use and tempering in Chinese. It is a language unit with richer meaning and grammatical function equivalent to words, with rich and profound ideological connotation, short and pithy, and easy to remember and use.

2, and it is often accompanied by emotional color, including derogatory and commendatory meanings, and of course it is neutral. Idioms are mostly four words, and there are also idioms with more than three words. Some idioms are even divided into two parts separated by commas.

Third, the diversity of grammar.

1. From the perspective of Chinese grammar, Chinese idioms are equivalent to a phrase in a sentence. Because phrases can act as different components in sentences, the grammatical functions of idioms are also varied.

2. There are various forms of Chinese idioms, including four-character idioms, five-character idioms, six-character idioms, seven-character idioms and eight-character idioms, among which four-character idioms are the main form of Chinese idioms. Therefore, the analysis of the grammatical function of idioms here mainly focuses on the analysis of four-character idioms as syntactic components.

4. Discrimination of error-prone words

When using idioms, homophones or synonyms are sometimes misused. Such mistakes occur frequently, so we should pay special attention to the correct use of words when using idioms. In the idioms listed below, the words in brackets are typos, and the words after brackets are orthography.