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

• 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。
• 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。
• 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。
• 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。
• 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
• 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。
• 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。
• 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；
• So, interpopulational copulation does not mean sperm can be transferred successfully.
  所以，种间交配并不意味着能成功地进行精子传送。