in.cest
n.（名词）Sexual relations between persons who are so closely related that their marriage is illegal or forbidden by custom.乱伦：血缘过近而使其婚姻不合法或为风俗所禁止的人之间的性关系The statutory crime of sexual relations with such a near relative.乱伦罪：与这样一个近亲发生性关系的法定乱伦罪
来源：Middle English 中古英语 from Latin incestum [neuter of] incestus [impure, unchaste] 源自 拉丁语 incestum [] incestus的中性 [不纯洁的，不贞的] in- [not] * see in- in- [不] *参见 in-castus [pure, chaste] * see kes- castus [纯洁的，贞洁的] *参见 kes-
