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

• 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。
• This is the law of him that hath the issue of seed, and that is defiled by copulation.
  这是有关因淋病，或遗精沾染不洁的人。
• And if any man's seed of copulation go out from him, then he shall wash all his flesh in water, and be unclean until the even.
  人若梦遗，他必不洁净到晚上，并要用水洗全身。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• Tests show that spermatophore is not produced by the male during copulation.
  试验表明交尾时雄虫不产生精包。