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

• 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。
• 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。
• A study on the mating season and the pattern of copulation behavior in Plateau Pika
  高原鼠兔交配期及交配行为模式的研究
• 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。
• 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
• 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。
• 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。
• Study on the Change of Reproductive Hormones in Crab-eating Macaque after Copulation in Guangxi Area
  广西地区食蟹猴配种后主要生殖激素的变化
• 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。
• Observation on copulation and reproduction of Musca domestica
  对家蝇交配与繁殖的观察