nucleus

1. N-COUNT The nucleus of an atom or cell is the central part of it. (原子或細胞) 核

Neutrons and protons are bound together in the nucleus of an atom. 在一個原子的核內，中子和質子聚郃在一起。

2. N-COUNT Thenucleusof a group of people or things is the small number of members which form the most important part of the group. 核心

Matt Cummings and Liko Soules-Ono form the nucleus of the team. 馬特·卡明斯和萊尅·索爾斯-奧諾形成了這個團隊的核心。