There is a fish in the house
As a Chinese idiom, Pinyin is j í B ī NY ǒ uy ú, meaning to treat someone else's fish. It refers to taking the opportunity to cultivate private power. From the book of changes report.
The origin of Idioms
"Zhouyi · Gu" says, "if you have fish in your bag, it means less than the guest." Kong yingdashu: "words have other people's things, and the object of righteousness can not be reached."
Idiom usage
It means to cultivate private power, not to bring up criminals and traitors. Xu Sanjie's Jie Xia Ji Du Mei in Ming Dynasty
There is a fish in the house
be endowed with extraordinary talents - rú chuán dà bǐ
Wren nest and mosquito eyelashes - jiāo cháo wén jié
We can see it from time to time - jiàn xiàn céng chū
feel uneasy even when eating and sleeping - qǐn shí bù ān