90 percent sure
The Chinese idiom, Pinyin is sh í ch é ngji ǔ w ě n, which means it is quite reliable. It comes from the story of the grey appendix.
The origin of Idioms
In Yuan Dynasty, Li Xingdao's the second fold of "the story of the gray appendix": "I say that it's very stable to marry a lover. Today, the more I get, the less I see the last three."
Analysis of Idioms
Near synonym: sure
Idiom usage
I have a good command of it.
Examples
It's a very important thing.
Chinese PinYin : shí chéng jiǔ wěn
90 percent sure
everything goes well and smoothly. wàn shì hēng tōng
a verbal statement without any proof. kōng kǒu wú píng
notice to reassure the public. ān mín gào shì