[問卦] Y精子游得快但脆弱X精子游得慢但耐操
https://www.ptt.cc/bbs/Gossiping/M.1753255013.A.71A.html

Re: [問卦] Y精子游得快但脆弱X精子游得慢但耐操
https://www.ptt.cc/bbs/Gossiping/M.1753261292.A.886.html

Re: [問卦] Y精子游得快但脆弱X精子游得慢但耐操
https://www.ptt.cc/bbs/Gossiping/M.1753266950.A.D2C.html