感谢Keeps对本视频的赞助! 前往https://keeps.com/William，首次订购脱发治疗可享受50%的优惠。 感谢Ian Dokie Patreon上的支持：https://www.patreon.com/williamosman Twitter: https://twitter.com/CrabsAndScience Instagram: https://www.instagram.com/crabsandscience/