An American physicist In 1940 Seaborg was part of a group at the University of California Berkeley that made Neptunium 93 When the groups had left later that year.

1940，物理学家西博格是加州大学伯克利分校一个研究小组的一员，该小组现了第93号元素。当晚些时候，这些研究人员离开了小组。

Neptune is right there in the middle of people don't use the main neptunium very often because they don't talk about the chemistry of the that element very often

在中间， 人们不常使用主要的，因为人们不太会讨论那种元素的化学性质。