copulate

1. V-RECIP If one animal or person copulates with another, they have sex. You can also say that two animals or people copulate. 性交[技術(shù)]

During the time she is paired to a male, the female allows no other males to copulate with her. 雌性與一雄性配對(duì)時(shí)，雌性不允許其他雄性與其交配。

Whales take twenty-four hours to copulate. 鯨用二十四小時(shí)來(lái)交配。

2. copulationN-VAR

...acts of copulation. ...交配行為。