copulation
英 [ˌkɒpjuˈleɪʃn]
美 [ˌkɑːpjuˈleɪʃn]
n. 交配；交尾；连结
复数：copulations
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.- 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。 - Whales take twenty-four hours to copulate.
鲸交配需要24小时。
- During the time she is paired to a male, the female allows no other males to copulate with her...
英英释义
noun
- the act of sexual procreation between a man and a woman
双语例句
- 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。 - 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。 - However, the hairs on or in the male terminaliae may be of importance in copulation.
但是，尾器的感觉毛数量多、分布广，可能在完成交配行为中具有重要意义。 - 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。 - 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。 - 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。 - The grass grows and the horse is ruttish, how reasonable the natural is in turn. The copulation in mule market has become the common thing.
草长马发情，这种自然界的交替是多么合乎情理。骡马市上的交配也就成了情理之事。 - 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。 - 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 - 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。