nucleus

英 [ˈnjuːkliəs]

美 [ˈnuːkliəs]

n. 核; 原子核; 细胞核; 核心; 中心

复数：nuclei　

Collins.1 / BNC.5854 / COCA.6944

牛津词典

noun

核；原子核
the part of an atom that contains most of its mass and that carries a positive electric charge
细胞核
the central part of some cells, containing the genetic material
核心；中心
the central part of sth around which other parts are located or collected
1. These paintings will form the nucleus of a new collection.
  这些画将构成新的收藏系列的基础。

N-COUNT (原子)核
Thenucleusof an atom or cell is the central part of it.
1. Neutrons and protons are bound together in the nucleus of an atom.
  在原子核里，中子和质子是结合在一起的。
N-COUNT (组织的)核心，中心
The nucleus ofa group of people or things is the small number of members which form the most important part of the group.
1. The Civic Movement could be the nucleus of a centrist party of the future.
  公民运动的成员可能会成为未来中间派政党的核心。

noun

the central structure of the lens that is surrounded by the cortex
Synonym:lens nucleus
a part of the cell containing DNA and RNA and responsible for growth and reproduction
Synonym:cell nucleuskaryon
any histologically identifiable mass of neural cell bodies in the brain or spinal cord
a small group of indispensable persons or things
1. five periodicals make up the core of their publishing program
Synonym:corecore group
the positively charged dense center of an atom
(astronomy) the center of the head of a comet

The Verve operating system consists of a nucleus, a kernel and one or more applications.
Verve操作系统由内核（nucleus）、核心（kernel）和一个或多个应用程序组成。
Chinese culture is the parent and nucleus of Taiwan culture.
台湾文化的母体和核心是中华文化。
Many people believe that the family is the nucleus of the community.
许多人认为家庭是社会的核心。
The repulsive force within the nucleus is enormous.
核子内部的斥力是巨大的。
Results EGR1 mRNA and EGR1 protein positive signals were brown in colour and located in the cytoplasm and nucleus.
结果egr-1mrna和egr-1蛋白阳性信号呈棕褐色，位于细胞浆和细胞核。
The entire process of cell division including division of the nucleus and the cytoplasm.
有丝分裂过程包含细胞核和细胞质分裂的整个细胞分裂过程。
In this condition, they are sometimes referred to collectively as the chromatin of the nucleus.
在这种情况下，人们有时笼统地称它们为核染色质。
We have an orbiting electron but a stationary nucleus.
我们有一个在轨运行的电子和一个静止原子核。
The study of denominal verbs are on two levels: the lexical level and the nucleus level.
名词动用有在词汇层面上的研究和在动核层面上的研究。
A pair of nucleus gene and cytoplasm gene take common effects on A2 – CMS.
A2型不育性是由一对细胞核基因和细胞质基因共同作用。