Extension
It is a Chinese idiom, Pinyin is y ǐ NSH ē NCH ù L è I, which means to extend the principle of one thing to the same kind of things; it is also called "Yin Shen Qian Lei". It comes from the book of changes.
The origin of Idioms
In the book of changes, Xici Shang: "lead and extend it, and grow by analogy."
Idiom usage
Used as a predicate or attributive; used in writing. examples after 30 years of intensive research, we have been able to get through its purpose by extending its application. The biography of Sinology master Hui zhouti by Jiang Fan in Qing Dynasty
Extension
cleanse one 's heart and limit one 's desires - qīng xīn shǎo yù
every cent goes into the public account - juān dī guī gōng