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nucleus
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词性及解释
  • n.
    核心, 核子, 原子核, 起点
  • 【计】
    核心程序
  • 【化】
    原子核
  • 【医】
词形变化
名词复数: nuclei
英英解释
  • 1.
    n.a part of the cell containing DNA and RNA and responsible for growth and reproduction
  • 2.
    n.any histologically identifiable mass of neural cell bodies in the brain or spinal cord
  • 3.
    n.the positively charged dense center of an atom
  • 4.
    n.(astronomy) the center of the head of a comet
    [例]
      consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail
常用词组
例句
  • 1.
    The nucleus of an atom consists of neutrons, protons and other particles.
    原子核由中子、质子和其他粒子组成。
  • 2.
    An atom consists of a nucleus and anumber of electrons, the latter circling round former at a high speed.
    原子由一个原子核和若干电子组成,后者以高速环绕前者旋转。
  • 3.
    It fills and expands the apical portion of the cell and forces the nucleus into the slender basal portion
    它充满并推向细胞的顶部,迫使核移向狭窄的基部。
  • 4.
    The nucleus is formed of neutrons with no charge and protons with a positive charge
    核子是由不带电荷的中子和带正电荷的质子形成的。
  • 5.
    The nebulous,luminescent cloud containing the nucleus and constituting the major portion of the head of a comet.
    彗发星云状的发光云体包括彗核、彗星头部的重要部分
  • 6.
    1000 Books AS the nucleus of a new liBrary 1000
    本书作为新图书馆的基点
  • 7.
    AS the nucleus of a fund
    作为一笔资金的核心部分
  • 8.
    It turns out, however, thAT an egg with a replacement nucleus can, AT least sometimes, develop normally.
    然而,结果却是具有替代细胞核的卵至少有时可以正常发育。
  • 9.
    In CMS, the disk that contains the CMS nucleus and disk-resident command modules ; accessed in read-only mode when a CMS terminal session is begun
    可把数从键盘直接存入内存中的一些按键。
  • 10.
    Just as the sun is the central body of the solar system, so the nucleus is the CORE of the atom..
    正象太阳是太阳系的中心天体一样,原子核是原子的核心。
词汇级别

小测验:选择正确的单词

nucleus means:
  • A.wdizard
  • B.cdore
  • C.odutskirts
  • D.pdostage

浏览历史

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    prep. 在...之间...
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    n. 一般, 将军, 大体 a. 全面的...
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