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
- 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 reproductive system has a complex innervation concerned in copulation and oviposition.
生殖系统有一个同交尾和产卵有关的复杂神经系统。 - Studies on the reproduction of the oriental migratory locust: the physiological effects of castration and copulation
东亚飞蝗生殖的研究：去势和交尾在生理上的效应 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。