核, 中心, 核心, 细胞核, 原子核
n a part of the cell containing DNA and RNA and responsible for growth and reproduction
n the positively charged dense center of an atom
n a small group of indispensable persons or things
n (astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail
n any histologically identifiable mass of neural cell bodies in the brain or spinal cord
n the central structure of the lens that is surrounded by the cortex

nucleus的用法和样例:

例句

用作名词(n.)
  1. A nucleus can have only one Y-chromosome.一个核可以仅有一个Y染色体。
  2. These council will form the nucleus of a future regime.这些委员会将成为一个未来政权的核心。
  3. These paintings will form the nucleus of a new collection.这些油画将是新收藏品的核心。
  4. These 1000 books will form the nucleus of the new school library.这一千本书将构成学校新图书馆藏书的基础。
  5. The most important part of the cell is the nucleus.细胞中最重要的部分是细胞核。
  6. The outermost electron is shielded from the nucleus.原子核对最外层电子的作用受到屏蔽。

常见句型

用作名词(n.)
  1. The nucleus of an atom consists of neutrons, protons and other particles.原子核由中子、质子和其他粒子构成。
  2. 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。
  3. These young people formed the nucleus of the club.这些年轻人成了俱乐部的核心。

词汇搭配

  • active galactic nucleus活动星系统,活动星系...
  • condensation nucleus凝结核
  • nucleus formation(晶)核生成(作用)...
  • metabolic nucleus静止核
  • compound nucleus复核
  • fusion nucleus融合核
  • restitution nucleus再组核,重建核...
  • target nucleus靶核
  • earth nucleus地核
  • hypoglossal nucleus舌下核,舌下神经核...
  • cell nucleus细胞核
  • aromatic nucleus芳香环
  • accessory nucleus副神经核, 副核, ...
  • polar nucleus极核
  • daughter nucleus子核
  • resting nucleus静止核
  • magic nucleus幻核
  • residual nucleus剩余核
  • excited nucleus激发核
  • stable nucleus稳定核

经典引文

  • A very fair collection of modern books..as the nucleus of a library.

    出自:J. H. Bennet
  • Those units were eventually to form the nucleus of the new Sudan People's Liberation Army.

    出自:Christian Aid News
  • The tight, tough island quarter..the original nucleus of the city.

    出自:Jan Morris
  • They will have nucleus crew of two-fifths of their war complement.

    出自:Westminster Gazette
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