A piece of curly shell
Juanji Xi á nm é I, a Chinese idiom, means to march with light clothes and keep quiet for surprise attack. It's from the northern history, Sui Ji Xia, Yang Di.
Idiom usage
Used as a predicate or attributive; used in war, etc
The origin of Idioms
Yang Di, the second emperor of the Sui Dynasty in the northern history of China: "it's a light journey outside the palace. It's a random sound. It's a surprise."
Idiom explanation
It refers to marching with light clothes and keeping quiet to facilitate surprise attack.
A piece of curly shell
appropriate sth. borrowed for the own use - jiǔ jiǎ bù guī
the order , once given , will be strictly enforced - yán chū fǎ suí
Tao and Yi belong to each other - dào jìn xiāng shǔ