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 in mule market has become the common thing.
  骡马市上的交配也就成了情理之事。
• 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。
• 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
• 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。
• 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
• 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；
• 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
• 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