捐精者选择匿名，是因为他们没有受到培训。
"Donorsare choosing anonymity because they're not educated," says Kramer.
问题的实质并非遗传学风险，而是社会对捐精者作为众多后代的生物学父亲有看法。
'it's a matter of cold genetic risk versus society's view of the notion of an individual being associated with more than just a few children.
他们组成协会，举行聚会，交换节日贺卡，但是这些交往没能回答米歇尔有关捐精者身份的问题。
Theyhad unions and reunions and exchanged holiday cards, but none of thissocializing answered any of Michelle's questions about the donor'sidentity.
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