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 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。
• 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
• This paper points out that the explanation on condition ( 2) about Hardy& Weinberg Law mentioned in passage is not true and proves that the gene frequency will stabilize even if the copulation of population individuals is alternative.
  本文指出了文献[1]中对哈迪&温伯格定律中的条件②的解释是错误的，并证明了即使种群中个体间的交配是有选择的，其基因频率仍将保持稳定这一结果。
• 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。
• Copulation occurred mainly at 10:00-11:00 every day.
  交配行为主要发生在每天的10：00～11：00时；
• 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。
• 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。
• 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。
• 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
• 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。