Mud pig and tile dog
As a Chinese idiom, the Pinyin is n í zh ū w ǎ g ǒ u, which is not suitable for metaphor. It comes from the fifth chapter of biography of heroes and heroines by Wen Kang of Qing Dynasty.
The origin of Idioms
In the fifth chapter of biography of heroes and heroines written by Wen Kang of Qing Dynasty: "when you see a scum, even if it's full of splendor, she looks like a pig and a dog."
Idiom usage
As subject, object, attribute; used to belittle
Analysis of Idioms
Synonym: mud pig and dog
Mud pig and tile dog
just a flourish of the pen and it 's done - yī huī ér jiù
make endless exorbitant demands on - zhū qiú wú yǐ
look fierce and talk boisterously - jí shēng lì sè
be in the right and self-confident - lǐ zhí qì zhuàng
No matter how solid the root is, it will hurt - zài shí zhī gēn bì shāng