a person, especially a man, who behaves without moral principles or a sense of responsibility, especially in sexual matters 放荡不羁的人(尤指在两性关系上行为不道德的男性)
a freethinker in matters of religion (对宗教事务)持自由思想者
adjective
characterized by a disregard of morality, especially in sexual matters (尤指在两性关系上)放荡不羁的,不道德的 his more libertine impulses. 他那些更为放荡的突发欲念。
freethinking 思想自由的
派生 libertinage noun libertinism noun 语源
late Middle English (denoting a freed slave or the son of one): from Latin libertinus 'freedman', from liber 'free'. In the mid 16th cent., imitating French libertin, the term denoted a member of any of various antinomian sects in France; hence sense 2