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

• 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。
• Minimus was developed to22 generations by artificial copulation, meanwhile its ecological characteristics were observed too in laboratory.
  用人工交配法，在室内饲养繁殖微小按蚊至22代，同时对微小按蚊生态习性作了一些观。
• Observation on copulation and reproduction of Musca domestica
  对家蝇交配与繁殖的观察
• 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。
• 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
• 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
• Studies on the reproduction of the oriental migratory locust: the physiological effects of castration and copulation
  东亚飞蝗生殖的研究：去势和交尾在生理上的效应
• 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。
• Tests show that spermatophore is not produced by the male during copulation.
  试验表明交尾时雄虫不产生精包。
• The reproductive system has a complex innervation concerned in copulation and oviposition.
  生殖系统有一个同交尾和产卵有关的复杂神经系统。