copulation

英 [ˌkɒpjuˈleɪʃn]

美 [ˌkɑːpjuˈleɪʃn]

n.  交配；交尾；连结

复数：copulations　

医学

BNC.23748 / COCA.24488

柯林斯词典

• V-RECIP 性交;交配;交尾
  If one animal or personcopulates withanother, they have sex. You can also say that two animals or people copulate.
  1. During the time she is paired to a male, the female allows no other males to copulate with her...
     雌性与雄性配对时，雌性不允许其他雄性与之交配。
  2. Whales take twenty-four hours to copulate.
     鲸交配需要24小时。

英英释义

noun

• the act of sexual procreation between a man and a woman
  Synonym:sexual intercourseintercoursesex actcoituscoitionsexual congresscongresssexual relationrelationcarnal knowledge

双语例句

• Results Oncomelania hupensis hupensis's copulation behavior included calling and mating.
  结果钉螺的交配行为可分为觅偶和求偶2个阶段；
• Behavior ecological study on copulation and oviposition of Apis cerana cerana Fab
  中华蜜蜂交配和产卵行为生态学研究
• In addition, an improved real-coding copulation operator was also raised.
  另外，给出了一个改进的实数编码的两点交叉算子。
• The Animistic Belief of Taboo Seeing Animal Copulation and the Yi folk Ritual to Avoid Misfortune
  彝族民间忌见动物交配的泛灵信仰及其禳解仪式
• But copulation experience did not affect the host-locating and host-examining time.
  交配与否不影响雌蜂用于搜寻寄主和检验寄主的时间。
• It dawned on me after studying the specimen that this was the earliest evidence of vertebrates having sex by copulation – not just spawning in water, but sex that was fun, said Prof Long.
  在对样本进行研究后，我意识到，这是脊椎动物交配的最早证据&不仅仅是在水中产卵，乐趣的是性行为，朗表示。
• However, the hairs on or in the male terminaliae may be of importance in copulation.
  但是，尾器的感觉毛数量多、分布广，可能在完成交配行为中具有重要意义。
• Adults are active in daytime and copulation tookplace from evening to next early morning.
  成虫白天活动，黄昏时交尾，羽化多集中于凌晨。
• The copulation had no influence on release and storage of sperm bundles.
  交配对精子束的释放和贮存无影响。
• Some male placoderm fossils show evidence of graspers that held the female fish during copulation.
  一些雄性盾皮鱼化石显示出在交配期间用来抓住雌鱼的紧握器的证据。