To free electrons, something has to make them whirl fast enough to break away from their nuclei.
为了释放电子，必须使电子高速旋转而足以摆脱它们的原子核。
The real killer is that if we get too close, we're even going to have nuclear-nuclear repulsion between the nuclei of the two atoms.
真正的杀手是，如果我们靠得太近，我们甚至会有两个原子核之间的排斥力。
Nuclei with closed-shell have spherical symmetries.
闭壳核具有球对称性。
The daughter nuclei from mitosis went into amitosis without interphase.
来自有丝分裂的子核进入无分裂期的无丝分裂。
The high density nuclei consist of the pontine nuclei, inferior olivary complex and so on.
血管密度高的核团包括了脑桥核、下橄榄核簇等等。
Paracortical areas expanded with moderate size lymphoma cells with clear cytoplasm and irregular nuclei.
副皮质区随着中等大小的胞质清、核不规则的淋巴瘤细胞而扩大。
Ultrastructurally, the tumor cells had tapering nuclei with long, delicate cytoplasmic processes associated with prominent subplasmalemmal pinocytotic vesicles.
在超微结构上，肿瘤细胞具有逐渐变细的细胞核，且细胞核具有长而细腻的胞浆突起，并与突出的浆膜下的胞吞小泡相关。
This specific nuclei is likely responsible for that.
很可能正是这个特殊的神经核在负责蜂鸟的视觉运动反应。
Each species has a different number of chromosomes in their nuclei.
不同的物种在细胞核中有不同的染色体数量。
So that is the bond axis it's just the axis between the two nuclei.
这就是键轴，它就是两个原子核之间的轴。
The nuclei of most comets are thought to measure 10 miles (16 km) or less.
大部分彗星的彗核估计有10英里（16公里）宽。
Natural aerosols are the most common condensation nuclei in pristine environments.
自然环境中非人为产生的气溶胶是最常见的云凝结核。
Because nuclei are positively charged, they are mightily difficult to push together.
原子核都是携带正电，推动其结合相当之难。
Alpha particles are these helium nuclei, and they are the result of radioactive decay.
阿尔法粒子是氦核，它们是放射性衰变的产物。
Exactly how two hydrogen nuclei could fuse at room temperature has not been elaborated.
究竟两枚氢核如何在室温下聚合，并无详细描述。
But accelerators could potentially produce nuclear fusion, which fuses atomic nuclei together.
而加速器可能产生核聚变，将原子核融合在一起。
Soon, however, the protons won't be alone, lead ions — whole atomic nuclei — will be smashed up.
然而，随即这些质子便不再孤单，因为铅离子——它的整个原子核——将会被撞毁。
The particles increase the density of clouds by increasing the amount of nuclei contained within.
这些微粒通过增加云层内原子核量来加大云层密度。
And we know that it's electron density between the nuclei that holds two atoms together in a bond.
我们知道是两个原子核之间的，电子密度保持两个原子在一起成键的。
Fusion involves colliding small atomic nuclei together to form larger ones, and thus releasing energy.
核聚变中，小原子核相互碰撞，形成大原子核，释放能量。
The sun and stars are daily proof of the great energy released when light atomic nuclei join together.
太阳和星星就是日常生活中轻原子核结合时释放的巨大能量的证明。
Nuclear fusion - the melding of atomic nuclei that happens inside stars - is a long-sought goal on Earth.
核聚变是发生在恒星内部的原子核融合，是地球上长期追求的目标。
Aerosols also affect cloud microphysics because they act as nuclei around which water droplets or ice forms.
同时，因为它们是小液滴和冰晶形成需要的凝结核，因此尘埃微粒还能在云微物理学层面给云层带来改变。
But a powerful beam of subatomic particles could be used to crush nuclei together strongly enough so they fuse.
而强大的亚原子粒子束可以用来粉碎原子核，其强烈程度足以使它们融合。
Under such conditions atomic nuclei "evaporate" into a plasma of even smaller particles called quarks and gluons.
在这种情况下，原子核将会蒸发成等离子体，甚至是更小的粒子，比如夸克和胶子。
Energy is released as atomic nuclei are forced together at high temperatures and pressures to form larger nuclei.
能量释放是在原子核在高温高压环境下聚变成大原子量的原子核时产生的。
These nuclei are then zapped briefly with a second magnetic field that knocks them out of alignment with the first one.
然后，用第二个磁场短时轰击这些原子核，使其脱离第一个磁场阵列。
This is an image of an endothelial cell attached to synthetic microfibers, stained with microtubules, F-actin and nuclei.
这是一张附加在人造纤维上内皮细胞的照片，它用微管的、F -肌动蛋白和核心来染色。
This is an image of an endothelial cell attached to synthetic microfibers, stained with microtubules, F-actin and nuclei.
这是一张附加在人造纤维上内皮细胞的照片，它用微管的、F -肌动蛋白和核心来染色。
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