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；
• 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
• 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
• 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。
• 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。
• 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
• 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。
• On close observation, these lovers in amorous copulation are in fact both Chi Peng.
  观众仔细观察后会发现，这些正在享受性爱的恋人们其实都是迟鹏自己。
• 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。