erection system

例句：

1. 1.The doctor explained the procedure for erecting the penis during sexual intercourse.
   医生解释了在性交过程中勃起阴茎的程序。
2. 2. The patient was given medication to help him achieve an erection system.
   患者被给予药物帮助他实现勃起系统。
3. 3.The researcher discovered a new method of treating erection system disorders.
   研究者发现了治疗勃起系统障碍的新方法。