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protons ˈprəʊˌtɔnz COCA²⁵⁵⁸⁷BNC¹⁷⁴⁹²Economist¹⁶⁶⁶⁹ 基本例句 质子¹⁰⁰原型proton的复数 As the universe continues to expand, it becomes cool enough to allow the familiar particles of today's matter, protons and neutrons, to form from their constituents, known as quarks. 宇宙继续膨胀,当它足够冷下来之后,此时便出现了我们今天看到的基本粒子,质子,中子等,而构成质子和中子的粒子,则是夸克。 yeeyan The field lines are not actually visible, but they can be detected by sensors that count atomic particles— protons and electrons moving in the space around Earth. 磁力线不是实际可见的,但是可以通过传感器,对地球周围太空中运动的质子与电子等原子粒子进行计数,并据此来侦测。 yeeyan The new discovery, known as element118, is so called because it has a total of118 protons in its nucleus. 新发现的这种元素被称为118号元素,之所以这么叫它是因为在它的原子核中总共有118个质子。 ecocn The process stripped protons and neutrons from the bismuth atoms, lowering the atoms' weight to that of gold atoms. 嬗变过程是从铋原子中剥离出质子和中子,把铋原子重量降成金原子水平。 yeeyan The scientists are working on ways to recombine the protons and electrons back into hydrogen atoms and then molecules of H2. 科学家们目前正在研究使质子和电子重新组合为氢原子的方法,再使原子变为 H2分子。 hjenglish The SWEAP solar wind experiment will count the electrons, protons and helium ions in the solar wind and measure their properties. SWEAP太阳风实验将计算太阳风中的电子,质子及氦离子的数量,并且测量这些粒子的性质。 yeeyan A bunch of protons smash into a fixed target, creating a horde of scattered mesons, which last for fractions of a second before decaying into neutrinos. 一束质子撞击在一个固定靶上,制造出一群散射而出,且在几分之一秒之后就会衰变成中微子的介子。 yeeyan Antiprotons are particles with the same mass as more familiar protons but with opposite charge. 反质子跟我们比较熟悉的质子质量相同,但是所携带的电荷相反。 yeeyan As the universe expanded and cooled, some of these particles merged to form neutrons and protons. 在宇宙的扩大与冷却的过程中,这些粒子的一部分渐渐融合并组成了中子与质子。 ecocn But theorists disagree on what might be the next magic number for protons. 但理论家们对于质子下一个微妙的数是多少没有达成共识。 ecocn For decades physicists had been building up their theory of matter entirely in terms of electrons and protons. 几十年以来,物理学家已经以电子和质子为基础建立起他们的物质理论。 yeeyan He agreed that the holes could not have anything to do with protons, so there had to be some mysterious reason why they did not occur in nature. 他同意空穴与质子没有任何关系的观点,所以在它们为何没有出现在自然界这一点的背后必然隐藏着某些神秘的原因。 yeeyan Isotopes of tungsten each have74 protons in their atoms but different numbers of neutrons— tungsten-182 has 108 neutrons, while tungsten-184 has110. 在各种钨同位素原子里有74质子,但有着不同的中子数。钨-182有108个中子,而钨-184 有110个中子。 yeeyan It has to have6 protons. 它必须有6个质子。163 Lead ions are significantly bigger than protons, so they carry more energy. 铅离子要比质子大得多,因此也携带着更多的能量。 yeeyan Magnetars are a type of neutron star ? an object so dense its protons and electrons have merged to form neutrons. 磁星是中子星的一种,它的密度非常大,其质子和电子被迫结合形成中子。 yeeyan Most of the protons and electrons of the wind go round this shock wave, and lots of dangerous radiation from the sun is thus diverted away from the Earth. 大多数太阳风的质子与电子就会围绕这个冲击波四处移动,并且许多的由太阳散发的危险辐射也就会因遇到地球磁场而被转移到别处。 ecocn One of the best is a beam of protons. 其中,质子束疗法是最好的疗法之一。 ecocn Quarks are the constituents of protons and neutrons, as well as more exotic things. 夸克是质子和中子的组成粒子,也是更为奇异的物质。 yeeyan Sodium ions are much larger than protons, so they take longer to cross once they enter. 钠离子是比质子大,所以它们一旦进入通道需要更长的时间通过。 yeeyan These cosmic rays, as they are called, consist mostly of protons. 这些被称为宇宙射线的物质主要是由质子组成的。 ecocn These protons hit a target and end up producing neutrinos. 这些质子撞击一个目标并产生中微子。 yeeyan This is because they would have combined with protons and neutrons in ways that made it easier and faster for other nuclear reactions to occur. 这是因为他们将完成与质子和中子的融合,而其融合采取方式是让核反应更容易快捷地发生。 ecocn Through some mysterious force, Trufa understood the miracle of her molecules, atoms, protons and electrons- the enormous energy she represented and the divine plan of which she was a part. 通过某些神秘的力量,特鲁法了解了自身分子,原子,质子和电子的奇迹,她所代表的巨大能量以及她是其中一部分的神圣计划。 ebigear We cannot do anything about protons, they are buried in the nucleus, but we can add or subtract electrons. 我们不能改变质子,它们埋藏在原子核内,但是我们能够增加或减少电子。163 Well, with a lot of money, you can cut even the atom into to subatomic particles: protons, neutrons and electrons, but even these little magnets still always have one North and South magnetic pole. 好吧,如果你有很多钱,你甚至可以把原子分成一些亚原子粒子:质子、中子和电子,但即使是这些小磁体,也还是有南北磁极。 yeeyan When it had cooled further, these protons and neutrons were able to get together to form the nuclei of the lightest elements— hydrogen, helium and lithium. 而随着宇宙的进一步冷却,这些质子与中子便有能力团聚一起并组成质量最小元素中的核子,这些元素即氢、氦与锂。 ecocn |