So he couldn't understand why on Earth would the female have developed this thing if all they were supposed to be doing is forming their pair bond, right?
그래서 다윈은 도대체 왜 암컷에게 회음이 발달했는지 이해할 수 없었던거죠. 그냥 둘이서 짝짓기를 하면 되는 것이잖아요, 그죠?