? What do you mean, shoulder to shoulder? What are the allusions?

The source of the allusion: Yan Zi of Yan Ying in the Spring and Autumn Period, "Nine Miscellanies in the Spring and Autumn Period": "There are three hundred people in Linzi, sweating like rain. Why is there no one? " Idiom meaning: shoulder to shoulder: shoulder to shoulder; Heel: toes touch the heel. Side by side; Toes touch soles of feet. Describe how crowded people are. Idiom phonetic notation: ㄅㄧˇㄐㄧㄢㄐㄧˋㄓㄨㄙˇ General Pinyin: bǐ jiān ji zhǒng Pinyin abbreviation: BJJZ usage frequency. As predicate and attribute; Metaphor is crowded with people. Idiom structure: joint idiom pronunciation: heel, which can't be pronounced as "zhonɡ ɡ". "Idiom: heel, which can't write" species ". English translation: cheek to chin