Parallel doors and chambers
Parallel door, Chinese idiom, Pinyin is pi á nm é NLI á NSH ì, which means to describe many. It comes from the book of the Southern Qi Dynasty, biography of Prince Wenxuan of jingling.
The origin of Idioms
In the book of the Southern Qi Dynasty, the biography of Prince Wenxuan of Jingling: "since the Song Dynasty, the Tao has no rules, and Wang Fengling has replaced it, stealing officials' false names, and paralleling the family."
Idiom usage
Used as a predicate or attributive; used in writing.
Parallel doors and chambers
Learning and then knowing, teaching and then difficulties - xué rán hòu zhī bùzú,jiāo rán hòu zhīkùn
sharpen one 's sword and oil one 's gun - mó dāo cā qiāng