Interpretation of idioms: Jun: ancient unit of measurement; Take thirty pounds as a gentleman, and a hair is a thousand pounds. Describe an extremely critical situation.

Origin of Idiom: Song Cheng Jue wrote "Cheng Duan Gong Ming Luo Shui Ji Bing Zi Lun Dui Zazi" Volume 1 1: "My ancestors once asked for a fake Tatar, which was really a close call."

Idiom sentence-making: At a critical moment, an unknown PLA soldier jumped into the icy river and rescued the drowning child.

Discrimination of idioms: ~ and "as dangerous as eggs"; These two metaphors are very dangerous and crucial. The differences are as follows: ① ~ Emphasis on "crisis"; Danger is like a pile of eggs, which emphasizes "danger"; It can't mean "urgent". 2 ~ can be matched with "things"; As dangerous as an egg can't. "Dangerous as eggs" can be used for specific things; ~ I can't

Idiom usage: subject-predicate type; As predicate and attribute; Used of people or things is very important.

Pronunciation skill: Fa, not pronounced as "fā".

Writing skills: Jun, you can't write "Jun".

Analysis of praise and criticism: a neutral idiom

Two-part allegorical saying: A hair is a stone mill.

Synonym: in jeopardy

Antonym: as safe as a rock, safe and sound.

In the most dangerous situation