seminar应该都知道的，那么seminal应该是它的形容了么？非也，非也，单词的不确定性和股市是一样滴。先猜一下词义，然后再查词典，意外可以让我们更容易的记住单词。

例句：
It suggests chronic exposure to mercury vapor may cause adverse effects on Sertoli's cells of spermatogenic epithelium and seminal vesicle function.