copulation
🇺🇸
/ˌkɑːpjuˈleɪʃn/
🇬🇧
/ˌkɒpjuˈleɪʃn/
the act of two animals or people engaging in sexual activity
The copulation of the animals was observed in the wild.
동물들의 교배가 야생에서 관찰되었습니다.