| 单词 | nucleus |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔Bohr theory〕An early model of atomic structure in which electrons travel around the nucleus in a number of discrete stable orbits determined by quantum conditions.玻尔理论：早期关于原子结构的模型，在其中电子在由量子条件决定的为数众多的分离的稳定轨道上围绕原子核运行美国传统〔MIDDLE〕At the center of the atom is the nucleus. 在原子的中心是原子核。朗文写作活用〔Nejd〕A vast plateau region of the central Arabian Peninsula. Formerly a separate kingdom, it was the nucleus for the modern state of Saudi Arabia.内志：阿拉伯半岛中部的广阔的高原地区。以前是个独立的王国，是现代沙特阿拉伯政权的中心美国传统〔Seyfert galaxy〕A spiral galaxy with a small, compact, bright nucleus that exhibits variable light intensity and radio-wave emission.塞弗特星系：有小的、紧密的、明亮的核的且表现出不同光强度和无线电波发射的螺旋星系美国传统〔achromatin〕The part of a cell nucleus that remains less colored than the rest of the nucleus when stained or dyed.非染色质：在染色时，细胞核中比核其它部分染色少的部分美国传统〔akaryocyte〕A cell having no nucleus.无核细胞美国传统〔alpha decay〕The radioactive decay of an atomic nucleus by emission of an alpha particle.衰变：放射一个α粒子而导致的原子核的放射性衰变美国传统〔alpha particle〕A positively charged particle, indistinguishable from a helium atom nucleus and consisting of two protons and two neutrons.α粒子：与氦原子核难以区分的带正电的粒子，包括两个质子和两个中子美国传统〔amitosis〕Direct cell division by simple cleavage of the nucleus, without spindle formation or the appearance of chromosomes.无丝分裂，直接核分裂：仅由神经核分裂直接完成的细胞分裂，而无需纺垂体的形成或染色体的出现美国传统〔animal pole〕The portion of an egg opposite the vegetal pole that contains the nucleus and most of the cytoplasm.动物性极：与包含细胞核和多数细胞质的植物性极相对的卵的部分美国传统〔atomic number〕The number of protons in an atomic nucleus.原子序数：原子核中所含的质子数目美国传统〔beta decay〕The radioactive decay of an atomic nucleus accompanied by emission of a beta particle.β衰变：伴随β粒子释放的原子核放射性衰变美国传统〔binding energy〕The net energy required to decompose a molecule, an atom, or a nucleus into its components.结合能：把分子、原子或原子核分解成其组成部分所需要的净能量美国传统〔capture〕Physics The phenomenon in which an atom or a nucleus absorbs a subatomic particle, often with the subsequent emission of radiation.【物理学】 俘获：一种原子或原子核吸收亚原子粒子的现象，随后常伴有辐射现象美国传统〔cell〕The nucleus splits during cell division.细胞核随着细胞分裂而分裂。韦氏高阶〔centrosome〕A small region of cytoplasm adjacent to the nucleus that contains the centrioles and serves to organize microtubules.中心体：细胞质与细胞核相邻的一块含有中心粒的区域，用来组成微管美国传统〔chromatin〕A complex of nucleic acids and proteins in the cell nucleus that stains readily with basic dyes and condenses to form chromosomes during cell division.染色质，核染质：细胞核中由核酸与蛋白质组成的核酸复合物，容易被基本染料染色， 在细胞分裂期会浓缩而形成染色体美国传统〔coma〕Astronomy The nebulous, luminescent cloud containing the nucleus and constituting the major portion of the head of a comet.【天文学】 彗发：星云状的发光云体包括彗核、彗星头部的重要部分美国传统〔cytokinesis〕The division of the cytoplasm of a cell following the division of the nucleus.胞质分裂：由细胞核的分裂而产生的细胞质的分裂美国传统〔cytoplasm〕The protoplasm outside the nucleus of a cell.细胞质，细胞浆：细胞分子外部的细胞质美国传统〔deuterium〕The nucleus of a deuterium atom contains a proton and a neutron.重氢的原子核由一个质子和一个中子组成。剑桥高阶〔deuteron〕The nucleus of a deuterium atom, consisting of a proton and a neutron, regarded as a subatomic particle with unit positive charge.氘核：氘原子的原子核，由一个质子和一个中子组成，被视为带单位正电荷的亚原子美国传统〔disintegrate〕The nucleus disintegrated.原子核裂变了。外研社新世纪〔disintegrate〕They disintegrated the atomic nucleus by bombardment with fast particles.他们用高速粒子轰击原子核来使其发生裂变。外研社新世纪〔endomitosis〕A process by which chromosomes replicate without the division of the cell nucleus.核内有丝分裂：不产生细胞核裂变的染色体复制过程美国传统〔enucleate〕Biology To remove the nucleus of.【生物学】 去…的核美国传统〔enucleate〕Lacking a nucleus.无核的美国传统〔eukaryote〕A single-celled or multicellular organism whose cells contain a distinct membrane-bound nucleus.真核生物：一种单细胞或多细胞有机体，细胞内具有一个明显可见的、被膜包围的细胞核美国传统〔extranuclear〕Existing or acting outside the nucleus of an atom.原子核外的：出现或行动于原子核外的美国传统〔extranuclear〕Located or occurring outside the nucleus of a cell.细胞核外的：位于或存在于细胞核外面的美国传统〔fine structure〕Physics The splitting of spectral lines caused by the magnetic moments of orbiting electrons in the atomic nucleus.【物理学】 精细结构：由于在原子核中环绕运行电子产生磁性瞬间而引起的光谱谱线的分裂美国传统〔gamma decay〕A radioactive process in which an atomic nucleus loses energy by emitting a gamma ray without a change in its atomic or mass numbers.Υ衰变：原子核的一种放射性过程，在这种过程中由于放出一个伽马射线而损失能量，但并不改变原子序数或质量美国传统〔germinal vesicle〕The enlarged nucleus of an oocyte before meiotic division is completed.胚胞：在分裂完成前卵母细胞的扩大的细胞核美国传统〔harbor〕She studies the genetic material harbored in a cell's nucleus.她研究细胞核中含有的遗传物质。韦氏高阶〔hard core〕An intractable core or nucleus of a society, especially one that is stubbornly resistant to improvement or change.铁杆分子：社会中的难以驾驭的核心或中心，尤其是顽固地反对进步或变化的人美国传统〔heavy ion〕The nucleus of a heavy element. When such nuclei are caused to collide at high velocities, new elements are created.重离子：重元素的原子核，当此类原子核们引发高速碰撞，新元素便会产生美国传统〔hilum〕The nucleus of a starch grain.淀粉粒的核美国传统〔hyperfine structure〕The splitting of a spectral line into two or more components as a result of the spin or magnetic moment of the atomic nucleus.超精细结构：由于原子核的旋转或磁力矩的结果光谱线分裂成两个或多个组元美国传统〔intranuclear〕Situated or occurring within the nucleus of an atom or a cell.核内的：位于或发生于原子核或细胞核内部的美国传统〔karyolymph〕The colorless, liquid component of the cell nucleus.细胞核液：细胞核中无色的液体成分美国传统〔linin〕The filamentous, achromatic material in the nucleus of a cell that interconnects chromatin granules.核丝：细胞核中丝状非染色质，起着联系染色质颗粒的作用美国传统〔megakaryocyte〕A large bone marrow cell with a lobulate nucleus that gives rise to blood platelets.巨核细胞：大骨髓细胞，有由小叶组成的能产生血小板的细胞核美国传统〔mitosis〕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美国传统〔neutrality〕A neutron is simply a neutral particle in the nucleus of an atom.中子就是原子核里不带电的粒子。柯林斯高阶〔neutral〕A neutron is simply a neutral particle in the nucleus of an atom.简单说, 中子就是原子核内一种不带电粒子。外研社新世纪〔nuclear reaction〕A reaction, as in fission, fusion, or radioactive decay, that alters the energy, composition, or structure of an atomic nucleus.核反应：发生在核裂变、聚变或放射性衰变等条件下的改变原子核能量、组成或结构的反应美国传统〔nucleate〕To act as a nucleus for.对…起核作用美国传统〔nucleate〕To bring together into a nucleus.使…成核：使…集结成核美国传统〔nucleate〕To form a nucleus.成核；集结美国传统〔nucleate〕To provide a nucleus for.为…提供核美国传统〔nuclein〕Any of the substances present in the nucleus of a cell, consisting chiefly of proteins, phosphoric acids, and nucleic acids.核素：出现在细胞核中的物质，主要由蛋白质、磷酸和核酸组成美国传统〔nucleoid〕The part of a bacterium or virus that contains nucleic acid and is analogous in function to the nucleus of a eucaryotic cell.类核，病毒核心：含核酸并且功能与真核细胞核功能类似的细菌或病毒的部分美国传统〔nucleus〕A nucleus of activist students led the demonstrations.一个学生积极分子的核心团体领导了这些示威活动。麦克米伦高阶〔nucleus〕DNA is stored in the nucleus of a cell.脱氧核糖核酸存在于细胞核中。剑桥高阶〔nucleus〕He had the nucleus of a good plan, but it required working out.他初步设想了一个很好的计划,但尚须详尽制订出来。英汉大词典〔nucleus〕His five-dollar bill became the nucleus of a flourishing bank account.他从最初的一张5元票起存,变成了一个越来越富裕的存户。英汉大词典〔nucleus〕I tried to keep the nucleus of a strong and stable team.我试图留住一支强大而稳定的队伍的核心班底。外研社新世纪〔nucleus〕Marantz and Grohl form the nucleus of the Atlanta operation.马兰茨和格勒构成了亚特兰大公司的核心。朗文当代〔nucleus〕Neutrons and protons are bound together in the nucleus of an atom.中子和质子在原子核内结合在一起。外研社新世纪〔nucleus〕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。柯林斯高阶〔nucleus〕The Civic Movement could be the nucleus of a centrist party of the future.公民运动参加者可能会成为未来中间派政党的骨干。外研社新世纪〔nucleus〕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。柯林斯高阶〔nucleus〕The eccentricity of this very strange old gentleman had become the nucleus for a thousand fantastic stories.这位怪老人的奇癖已成为无数荒诞故事的中心内容。英汉大词典〔nucleus〕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。牛津高阶〔nucleus〕These three players will form the nucleus of a revised and stronger team.这3名运动员将成为一支调整后实力更强的队伍的核心。剑桥高阶〔nucleus〕These two groups formed the nucleus of a new political party.这两个团体组成了新政党的核心。麦克米伦高阶〔nucleus〕These young people formed the nucleus of the club.这些年轻人成了俱乐部的核心。英汉大词典〔orbit〕The path of a body in a field of force surrounding another body; for example, the movement of an atomic electron in relation to a nucleus.力场轨道：一物体在力场中环绕另一物体运行路径，例如电子在原子核周围的运动美国传统〔perikaryon〕The cell body of a neuron, containing the nucleus and organelles.核周体：神经元细胞体，包括细胞核和细胞器官美国传统〔perisperm〕The nutritive tissue that is derived from the nucleus and surrounds the embryo of the seed.外胚乳：包在种子胚芽外，产生于细胞核的营养性组织美国传统〔polar nucleus〕Either of two nuclei located centrally in a flowering plant embryo sac that eventually fuse to form the endosperm nucleus.极核：位于一株开花植物的胚囊中央的两个细胞核的任一个，这两个细胞核最终融合而形成内胚乳细胞核美国传统〔pole〕Either extremity of the main axis of a nucleus, a cell, or an organism.卵细胞的极：细胞核、细胞或有机体的主轴两端的任一端美国传统〔polyadenylic acid〕A polymer of adenylic acid attached to messenger RNA that stabilizes the molecule before transport from the nucleus into the cytoplasm.多聚腺苷酸：一种腺苷酸的聚合物，附在信使核糖核酸上，它能使分子在从细胞核传递到细胞质之前得到稳定美国传统〔polymorphonuclear〕Having a lobed nucleus. Used especially of neutrophil white blood cells.（白细胞）分叶核的：有一个分叶的细胞核，尤用来指嗜中性的白细胞美国传统〔pronucleus〕The haploid nucleus of a sperm or egg before fusion of the nuclei in fertilization.原核，前核：在受精细胞核结合之前，精子或卵子的单倍体细胞核美国传统〔provoke〕The hit may provoke the nucleus to eject a particle.这一撞击可以导致原子核射出粒子。英汉大词典〔replicate〕DNA replicates in the cell nucleus.*DNA在细胞核中自我复制。韦氏高阶〔replicate〕DNA replicates itself in the cell nucleus.*DNA在细胞核中自我复制。韦氏高阶〔repulsively〕The repulsive force within the nucleus is enormous.核子内部的斥力是巨大的。柯林斯高阶〔shell〕An analogous pattern of protons and neutrons within a nucleus.原子核内的质子与中子的模拟形式美国传统〔spallation〕A nuclear reaction in which many particles are ejected from an atomic nucleus by incident particles of sufficiently high energy.裂变：带有充足的高能量的外来粒子将许多粒子从原子核中排斥出的核反应美国传统〔spin〕The total angular momentum of an atomic nucleus.原子核的角动量之总和美国传统〔subnuclear〕Of or located within the nucleus of an atom; smaller than the nucleus.亚核的：原子核内的，位于原子核内的；比原子核还小的美国传统〔synizesis〕Biology The phase of meiosis in some species in which the chromatin contracts into a mass at one side of the nucleus.【生物学】 合质期：某些物种成熟分裂的一个阶段，此时染色质在细胞核的一侧收缩为一块美国传统〔synkaryon〕The nucleus of a fertilized egg immediately after the male and female nuclei have fused.受精核：雄性与雌性胞核溶合后受精卵细胞的细胞核美国传统〔triton〕The nucleus of tritium, consisting of two neutrons and one proton.氘核：氘的原子核，由两个中子和一个质子组成美国传统〔uninucleate〕Having one nucleus.单核的：有一个原子核的美国传统Altogether eight canals were built in the city and are the nucleus of a waterway network.城市中共建造了8条运河，它们是水路网络的核心。剑桥国际An animal or plant cell consists of a nucleus and cytoplasm enclosed within a cell membrane.一个动物或植物的细胞由被细胞膜包围的细胞核和细胞质组成。剑桥国际DNA is stored in the nucleus of a cell.脱氧核糖核酸贮存于细胞的细胞核里。剑桥国际In the picture, you can clearly see that each cell is surrounded by a membrane and also that every cell contains a nucleus.在图中，你可以清晰地看到每个细胞外面都有细胞膜包裹，中间都包含有细胞核。剑桥国际Inside the atom there is a nucleus composed of neutrons and protons. The nucleus is crucial to the making of nuclear weapons. 一个原子里面有由中子和质子组成的核，对制造核武器很重要。译典通Scientists discovered the atomic nucleus in 1909.科学家在1909年发现了原子核。剑桥国际The nucleus of an atom consists of neutrons and protons.原子核由中子和质子构成。剑桥国际The three new players will form the nucleus of a revised and stronger team.这三名新选手组成了一支经过休整变得更强大的运动队的核心。剑桥国际These councils would form the nucleus of a future regime. 这些委员会将成为一个未来政权的核心。译典通 |
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