have illicit relations with sb.
In Chinese, Pinyin y ú Qi á ngzu ā nx ì means to tease a woman.
interpretation
To pass over; drill through. Over the wall, drilling. The act of teasing a woman.
source
Mencius Teng Wengong II: "if you don't wait for your parents' orders and the matchmaker's words, you can see each other through holes and follow each other beyond the wall, then your parents and countrymen are cheap."
have illicit relations with sb.
the people are plunged into an abyss of misery - tú tàn shēng líng
consider everyone beneath one's notice - mù wú yú zǐ
hide one 's troubles and take no remedial measures - huì jí jì yī
not to be persuaded like water cannot enter a stone - rú shǔ tóu shí
One generation is worse than another - yī dài bù rú yī dài
make the country rich and stable - fù guó ān mín