您好，根据您的描述，做爱时每次都是半个小时左右，您的情况基本是正常的，可能是刺激不够导致的，增加刺 Pornhub gives you endless free of charge porn films with the hottest adult pornstars. Love the largest beginner porn Local community on the web along with whole-length scenes from your top rated XXX studios. We update our porn films every day to make sure you normally get the https://israelekops.isblog.net/indicators-on-外-you-should-know-55957716