nucleus

英 [ˈnjuːkliəs]

美 [ˈnuːkliəs]

n.  核; 原子核; 细胞核; 核心; 中心

复数：nuclei　

CET4CET6考研TOEFLIELTSGRETEM4TEM8计算机

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。

柯林斯词典

• 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。

英英释义

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

双语例句

• 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。
• Objective To study the effect of hypertonic stimulation on the expression of phosphotyrosine in supraoptic nucleus of rat.
  目的研究高渗刺激对大鼠视上核酪氨酸蛋白磷酸化的影响。
• This nucleus has captured the slow-moving neutrons; The star captured a comet.
  这核子已经俘获慢运动的中子；这颗恒星俘获了一颗慧星。
• 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 nucleus can have only one y-chromosome.
  一个核可以仅有一个y染色体。
• 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。
• 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。
• 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。
• 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 repulsive force within the nucleus is enormous.
  核子内部的斥力是巨大的。