n.extramarital sex that willfully and maliciously interferes with marriage relations

"adultery is often cited as grounds for divorce"

同義詞：criminal conversationfornication

1. The novel explores the consequences of adulteries on family life.
   這部小說探討了通奸行為對家庭生活的影響。
2. Throughout history, adulteries have often been the subject of scandal.
   在歷史上，通奸行為常常成為丑聞的主題。