Might these male-male copulations provide some benefit tothe participants ?

也许这种雄雄交配能为参与者提供好处？

Usual copulations of propositions , is , and is not .

通常的"是"与"不是"等连系词。

We 'd shoot a super 8 film of his daily copulations with the neighbor 's pup , and make anexperimental short with an operatic score .

然后我们用超8胶卷记录下他每天和隔壁狗狗的交配，再配上歌剧做成一个试验短片。

" So , I concluded that since females don 't need more copulations , they close their wings to conceal themselves , " dr ide said in an interview with the bbc .

爱德博士在bbc的访谈中表示：“所以，我得出的结论是，由于雌蝶不再需要交配，所以她们关上翅膀以隐藏自己。”

Thus , mammals evolved numerous adaptations for inbreeding avoidance : dispersal from natal groups ( usually sex-biased ) , kin recognition and avoidance , and a preference for extra-pair or extra-group copulations rather than copulating within one 's group .

因此，哺乳动物为避免近亲繁殖而进化出许多适应行为：从出生的群体分散出去（通常有性别偏向的），近亲识别与回避以及偏好与外部的而不是在自己的族群内的成对或群体交配。