las·civ·i·ous
adjective/ləˈsɪviəs/
/ləˈsɪviəs/
(formal, disapproving)- feeling or showing strong sexual desire
有强烈性欲的；淫荡的；好色的 - a lascivious person
淫荡的人 - lascivious thoughts
淫猥的念头
Word Originlate Middle English: from late Latin lasciviosus, from Latin lascivia ‘lustfulness’, from lascivus ‘lustful, wanton’. - a lascivious person