a person who has sexual intercourse with someone they are not married to.
noun [专属名词]私通者
It was not so much for his talents as a fornicator as for his personal charm that Lotario Thugut had become one of the most esteemed clients of the hotel. 他由于才能和风度,成了客栈里最受尊敬的顾客之一。阿里萨的沉默寡言和难以捉摸的性格,也赢得了主人的赏识。