A family member
Family members, Chinese idioms, Pinyin is y ī Ji ā Ju à NSH ǔ, metaphor from the same school. From "Guangyi Shuangji · Ben Han".
The origin of Idioms
Kang Youwei's Guangyi Shuangji · Ben Han in Qing Dynasty: "Confucius Temple and Cao Quan belong to one family. They all win by the wind and spirit."
Idiom usage
As an object or attribute, metaphor comes from the same school
A family member
In filial piety and out of fraternity - rù xiào chū tì
unnecessary and overelaborate formalities - fán wén mò jié
have hundreds of attendants at one 's beck and call - yī hū bǎi nuò
avail oneself of the opportunity to get in - chèn xū ér rù