a metric unit of length equal to one quadrillionth of a meter
Italian nuclear physicist (in the United States after 1939) who worked on artificial radioactivity caused by neutron bombardment and who headed the group that in 1942 produced the first controlled nuclear reaction (1901-1954)
Fermi的用法和樣例：
例句
用作名詞 (n.)
We briefly review current research on strongly interacting ultracold atomic polarized Fermi gases. 摘要文章首先簡要評述了目前強相互作用的極化冷費米原子體系的研究現狀。
To develop this talent in his students, Fermi would suggest a type of question now known as a Fermi problem. 為了開發他的學生們的才能，費米會提出一種現在稱之為費米問題的問題。
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