逾墙窥隙

Explanation: Refers to the men and women having an affair. 　　Source: Phrase "under Mencius, Teng Wengong" wait for the orders of parents to enrich, drill hole gap relative to glimpse, Yu Qiang phase from, the parents of people are cheap. " 　　Examples: Ranging from desires torment, worry died; was even ~, Tan Yin break the law and not the care. ★ Ming Fang Ruhao "Zen really Itsushi" first return Thesaurus:  Yuqiangzuanxi, Yuqiangzuanxue