It's up to you
Chinese idiom, Pinyin is g à oxi à Z à IK à u, which means to speak freely. It comes from the third year of emperor you, Emperor Renzong of Song Dynasty.
The origin of Idioms
In the third year of emperor you's reign of emperor Renzong of Song Dynasty, it is said that "the officials of the three classes were obscene, and the people who were promoted to the court to get the verdict were all above their heads. The officials of different times were not scrutinized and just occupied the Department."
Analysis of Idioms
A loose word
Idiom usage
Used as a predicate or attributive; used in speech
It's up to you
Buy a gift according to the amount of money - liàng jīn mǎi fù