vi.性交，交媾，交配，交尾
adj.配合的

原形：copulate第三人称单数：copulates过去式：copulated过去分词：copulated现在分词：copulating

They copulated in the grass after the picnic.
他们在野餐后在草地上交配。
The male and female animals copulated in the enclosure.
动物园里的雄性和雌性动物进行了交配。
The newlyweds were seen copulating on their honeymoon.
新婚夫妇在蜜月期间被看到在交配。
The biologist observed the gorillas copulating in the forest.
生物学家观察到了大猩猩在森林中的交配。
The couple copulated passionately in the privacy of their bedroom.
这对夫妻在卧室里热情地交配。
The zookeeper had to separate the copulating animals to prevent injury.
动物管理员不得不分开正在交配的动物以防止受伤。
The mating rituals of the birds were fascinating to watch.
观察鸟类的交配仪式非常迷人。
The two dogs were engaged in a heated copulation under the tree.
两只狗在树下激烈地交配。
The farmer was worried about the lack of copulation among his cows.
农民担心他的母牛之间缺乏交配。
The conservationists were monitoring the copulation rates of the endangered species.
保护主义者正在监测濒危物种的交配率。