在射精前持续更长时间的科学指南 - 耐力训练系列
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This is part of my series designed to give you the information you need to last longer. I try to use my background in science to dig through modern literature and search for methods to improve stamina
2 年 前
Video Transcription
Hey guys, it's Blair. Today we're going to be doing part 3 or 4 of our stamina challenge
for the month of July 2022.
The goal is by the end of these videos to have a better understanding of your orgasm
and hopefully help you increase your stamina gain, whether with your partner or in your
quest to master masturbation.
