Once he has successfully completed these initial steps, he lets himself be masturbated by his partner (again first without and then with lubrication) until he can delay his orgasm for 15 minutes.

• 一旦成功地完成了这些初步的练习步骤，再让自己的女性性伴用手淫的方式刺激自己(同样地，首次手淫不用润滑液，后续的手淫则可用)，直到他能够延缓性高潮达15分钟为止。