n. 名词核，核心，原子核(nucleus的复数形)；（原子）核( nucleus的名词复数 )；中心，核心
The scientists studied the nuclei of various atoms.
科学家们研究了各种原子的原子核。
In biology, cells have nuclei that contain genetic material.
在生物学中，细胞有含有遗传物质的细胞核。
The nuclei of stars are sites for nuclear fusion.
恒星的核心是核聚变的场所。
During mitosis, the nuclei divide to form two new cells.
在有丝分裂期间，细胞核分裂形成两个新细胞。
Some isotopes have unstable nuclei that decay over time.
一些同位素的原子核不稳定，会随着时间衰变。
The nuclei of galaxies can contain supermassive black holes.
星系的核心可能包含超大质量黑洞。
Researchers observed how nuclei behave under extreme conditions.
研究人员观察了原子核在极端条件下的行为。
Magnetic resonance imaging focuses on hydrogen nuclei in the body.
磁共振成像聚焦于体内氢原子核。
The nuclei of heavy elements are synthesized in supernovae.
重元素的原子核在超新星中合成。
Atomic nuclei are composed of protons and neutrons.
原子核由质子和中子组成。
cell nuclei 细胞核
nuclei fusion 核聚变
nuclei decay 核衰变
nuclei reaction 核反应
nuclei structure 核结构
nuclei research 核研究
