| 单词 | 中子 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔N-bomb〕A neutron bomb.中子弹美国传统〔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〔antimatter〕A hypothetical form of matter that is identical to physical matter except that its atoms are composed of antielectrons, antiprotons, and antineutrons.反物质：一种假想的物质形式，与自然物质相同的，只是其原子由反电子，反质子和反中子构成美国传统〔antineutron〕The antiparticle of the neutron.反中子：中子的反粒子美国传统〔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〔fast-breeder reactor〕A breeder reactor that requires high-speed neutrons to produce fissionable material.快中子反应堆：要求中子高速运动以产生可裂变物质的中子反应堆美国传统〔fissile〕Physics Fissionable, especially by neutrons of all energies.【物理学】 可裂变的：尤指用全能的中子可分裂的美国传统〔glitch〕Astronomy A sudden change in the period of rotation of a neutron star.【天文学】 中子星旋转周期的突然变化美国传统〔induce〕To produce (radioactivity, for example) artificially by bombardment of a substance with neutrons, gamma rays, and other particles.感生：通过用中子流、ｒ射线线和其它一些粒子流射向一个物质而产生（例如，放射现象）美国传统〔isotone〕One of two or more atoms whose nuclei have the same number of neutrons but different numbers of protons.同中子异荷素；等中子异位素：两个或更多其原子核含有相同数量的中子却含不同数量质子的原子中的任一个美国传统〔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〔neutral〕Atoms consist of positively-charged protons, negatively-charged electrons and neutral particles called neutrons.原子由带正电的质子、带负电的电子和称为中子的不带电粒子组成。剑桥高阶〔neutron bomb〕A nuclear bomb that would produce great numbers of neutrons but little blast and thus destroy life but spare property.中子弹：能产生大量中子的核弹，但是几乎不发生爆炸，因此会杀伤生命，但对建筑物破坏不大美国传统〔neutron bomb〕Neutron bombs release lethal radiation instead of exploding with a lot of heat and wind.中子弹爆炸并不产生强热气流，而是释放致命的辐射。剑桥高阶〔neutron〕Each atomic cluster is made up of neutrons and protons.原子簇是由中子和质子构成的。柯林斯高阶〔neutron〕Each atomic cluster is made up of neutrons and protons.各种原子团都由中子和质子构成。外研社新世纪〔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〕Physics The positively charged central region of an atom, composed of protons and neutrons and containing almost all of the mass of the atom.【物理学】 原子核：原子的正极中心部分，由质子和中子构成，几乎集中了原子的全部质量美国传统〔pulsar〕He recognized that pulsars were the long sought-for neutron stars.他曾确认脉冲星就是苦苦寻找的中子星。外研社新世纪〔quark〕Atoms are made up of smaller particles - protons, neutrons and electrons - some of which are made up of even smaller ones, called quarks.原子是由更小的粒子，即质子、中子和电子组成的，其中有些是由更小的叫做夸克的粒子构成的。剑桥高阶〔rather〕The dark star in Nova Muscae 1991 is a black hole rather than a neutron star.在1991年苍蝇座中的暗星其实是一个黑洞而非中子星。柯林斯高阶〔secondary emission〕Emission of electrons from the surface of a substance as a result of bombardment by electrons or ions.二次发射：电子或中子爆炸时产生物质表面的电子发射美国传统〔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〔strongly〕A neutron star has a gravitational field strong enough to generate X-rays.中子星上存在强大的重力场，足以产生X射线。柯林斯高阶〔strong〕A neutron star has a gravitational field strong enough to generate X-rays.中子星上存在强大的重力场, 足以产生X射线。外研社新世纪〔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〔whole〕An atom itself is a complete whole, with its electrons, protons and neutrons and other elements.一个原子本身就是一个完整的整体，包括电子、质子、中子及其他元素。柯林斯高阶Atoms are made up of smaller particles--protons, neutrons and electrons--some of which are made up of even smaller ones, called quarks.原子是由微粒--质子、中子和电子组成的，其中有些微粒是由更小的叫作夸克的粒子组成的。剑桥国际Atoms consist of positively-charged protons, negatively-charged electrons and neutral particles called neutrons.原子由带正电荷的质子、带负电荷的电子和称为中子的不带电微粒构成。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 |
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