sexual union involving penetration of the vagina by the penisstudied the frequency of coition in animals that mate for life
studied the frequency of coition in animals that mate for life
coitus, commerce, congress, copulating, copulation, coupling, intercourse, lovemaking, mating, relations, sex, sex act, sexual intercourse, sexual relations
fornicationsafe sexcarnality, sexualitybreeding, inseminationdalliance, hanky-panky, whoopee
getting it on, making love
in 1615
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。