spermalist

例句：

1. 1. He is a sperm donor who has helped many couples conceive.
   他是一名精子捐赠者，帮助了许多夫妇生育。
2. 2. The sperm donor's identity was kept confidential during the process.
   在过程中，精子捐赠者的个人信息被保密。
3. 3.Sperm donation is becoming increasingly popular as more people become aware of its benefits.
   随着越来越多的人意识到其好处，精子捐赠变得越来越流行。