It's a matter of comparison
Chinese idioms, Pinyin is B ǐ w ù zh ǔ sh ì, which means connecting similar things. It comes from seven hair by Mei Cheng of Han Dynasty.
Idiom usage
To make a comparison or induction
Analysis of Idioms
Synonym: analogy
The origin of Idioms
Mei Cheng, Han Dynasty, wrote in his Qifa: "therefore, the scholars of erudite debate were originally mountains and rivers, but they were extremely rich in plants and plants, and they were separated from each other by analogy."
Idiom explanation
Connect the similar things, compare and summarize.
It's a matter of comparison
the hair standing on end and the face blanching with fright - zhà máo biàn sè
vigorous touches and fine strokes - tiě huà yín gōu