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

• 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。
• Deterministic behavior models on copulation, spawning and environmental selection of artificial fish are built.
  建立了人工鱼产生交配欲望、产卵和环境选择等预定义行为的认知模型。
• 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。
• The nuptial gift behavior was observed and the females consume the offering of the males during copulation.
  观察到了雄虫的献礼行为，雌虫边取食边交配。
• During copulation, the substance of MAG is mixed with sperm from testis, and reached the ejaculatory duct, and transferred to the females body through the aedeagus, influenced the reproductive behavior of female.
  交配过程中，MAG分泌物和精子在射精管中混合，通过阳茎导入到雌虫生殖道内，影响雌虫的生殖行为和生理。
• Observation on copulation and reproduction of Musca domestica
  对家蝇交配与繁殖的观察
• The copulation in mule market has become the common thing.
  骡马市上的交配也就成了情理之事。
• 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。
• 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。
• 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。