很纯洁的小白兔
@PureLovelyBoy • 3,671 subscribers
正经知识up主 ，医学硕士，全网最全面的性知识科普。bilibili知名科普up主，粉丝30w＋ B站：很纯洁的小白兔 咨询微信：PureLovelyBoy
Videos
6:05
Sensitive content
This media may contain sensitive content.
【性知识科普】有些人的精液是苦的？ 【Sexual Knowledge Facts】Why Is Some People’s Semen Bitter?
很纯洁的小白兔275,646 views • 12 days ago
7:09
Sensitive content
This media may contain sensitive content.
No more content to load