it is sheer fiction
Zixuwuyou is a Chinese idiom, Pinyin is Z ǐ x ū w ū y ǒ u, which means hypothetical, non-existent and untrue things. It comes from Zi Xu Fu by Sima Xiangru of Han Dynasty.
Analysis of Idioms
There is no doubt that it is true and irrefutable
The origin of Idioms
In Han Dynasty, Sima Xiangru's Zixu Fu: "Chu made Zixu in Qi; Wang Xi sent his chariot to ride; he went out with an emissary. He said, "I'm not going to die, but I'm going to die."
Idiom usage
It means something that doesn't exist or is not true. Mao Dun's book of love: "so sometimes our interest will change from modern times to ancient times, and even to the fantasy world of China." (2) literature is valuable and practical, and it's not good at exciting, so it's a shame for scholars to learn. Preface to the romance of nations by Shen Weixian in Qing Dynasty
Chinese PinYin : zǐ xū wū yǒu
it is sheer fiction