Nucleus
英音[ ˈnjuːkliəs ] 美音[ ˈnuːkliəs ]

常用释义

词性释义

n.

原子核;细胞核;核心,中心;神经核;(彗星的)核
例句
  • 全部
  • 核心
  • 原子核
但是精子没有明确的细胞结构,只有一个紧密组装的细胞核以及一个便于游动到卵细胞的尾巴。
As a comet gets closer to the sun, the ice on the surface of the nucleus begins turning into gas, forming a cloud known as the coma.
当彗星接近太阳时,慧核表面的冰便升华成气体,形成了我们称为“彗发”的雾状结构。
Just as the sun is the central body of the solar system, so the nucleus is the CORE of the atom.
正象太阳是太阳系的中心天体一样,原子核是原子的核心。
The results show that the vaterite is usually distributed around the nucleus and few on the surface of the pearl samples.
结果显示,其多分布于珍珠珠核部位,也可出现在珍珠表面。
Mucus type: the cells of this type produce a lot of mucus which presses the nucleus into a ring shape.
粘液型:这种类型的细胞产生大量的粘液将细胞核挤压成环状。
它组成自我的基本核心,从我们父母身上接近它,往往是费尽困难,才能获得。
Gene treatment Patients with Parkinson's have reduced levels of a chemical - GABA - in part of the brain known as the subthalamic nucleus.
接受基因疗法治疗的帕金森病患者中,化学物质GABA水平有所降低,该化学物在脑部也被称为氨基丁酸。
That group eventually provided the nucleus of al-Qaeda, which bin Laden founded in 1988 as the war against the Soviets began to wind down.
本•拉登于1988年在反对苏联的战争开始平息之时建立了基地组织,而那一群人最终成为其核心成员。
In nuclear fusion, a pair of light nuclei unite (or fuse) together, form a nucleus of a heavier atom.
在核聚变的情况下,一对轻核合并(或聚合)在一起,形成一个较重的原子核。
That reminds me of atom: the movement of electron is irregular, however, it is always around the nucleus and within the atom.
这让我想起了原子:电子跑来跑去,没有规律,但始终围绕着一个核心在转。
它的密度非常高,接近于一个原子核。
Drift-II is more ambitious. If it works, it will be able to track such a recoiling nucleus through a device filled with gas.
而Drift-II的目标更加远大,如果可能,它可以在充满某种气体的装置中跟踪碰撞后的原子核。
We loved what she brought to the band, but I know it was hard for her to infiltrate our years as a tightly knit nucleus.
她给乐队带来的新鲜血液让我们欣喜,但充分融入我们,融入这个已然形成的紧密核心对她来说也并非易事。
生物学家首先注意到的是,基因根据其活动的程度,在细胞核的位置也不同。
Gliacyte was more sensitive than neuron. A small number of enveloped virions were observed in nucleus and cytoplasm of gliacyte and neuron.
胶质细胞内的核衣壳多于神经元,胶质细胞和神经元的细胞质内和胞外可见少量有包膜的完整病毒。
It was just a garden variety platinum nucleus pretending to be a monopole by cleverly decaying into osmium and tantalum.
它只是一个巧妙地通过衰变成锇和钽而假装成磁单极子的普通的铂原子核。
正像行星围绕太阳转一样,行星般的电子被认为是围着原子核转的。
这颗星看来正在以高速运动着,其运动轨道大概就围绕着由高度密集的恒星所构成的银河系核心。
As is shown in Fig. One, an atom consists of a nucleus and a number of electrons.
如图一所示,原子由一个原子核和若干个电子组成。
一个原子的总重量可以近似取决于这个原子核中的质子数和中子数之和。
它的职能之一是充当信使将遗传信息从细胞核运送至制造蛋白质的机器——核糖体。
With nuclear, however, the big discovery was that there's far more energy in the nucleus of the atom.
而对核能来说,这个伟大的发现就是原子核中存储着更多的能量。
Portland has a young nucleus and a lot of talent, but I wanted to be in a veteran situation.
波特兰有一个年轻的核心和不少很有才华的球员,但我想到一支成熟的球队打球。
该技术涉及消除核从一个冷冻细胞并把它放在一个老鼠的卵子里。
This involves taking the nucleus out of an egg cell and replacing it with the nucleus of an ordinary cell from the animal to be cloned.
该技术将卵细胞核取出,代之以所要克隆的动物的普通细胞。
传统的肝癌细胞通常很小的,且细胞核占据细胞的大部分。
Our mechanism for the functioning of the Earth around the sun, and electronic operation around the nucleus there is anything different?
而我们的地球围绕太阳运转的机制,与电子围绕原子核运转的机制有什么不同呢?
然而,结果却是具有替代细胞核的卵至少有时可以正常发育。
The Army as organized must be the nucleus around which in every time of need the strength of your military power.
如此组织的军队必须在每一需要时刻成为我们军事力量的核心。
人体氧化的罪魁祸首不是氧气,而是氧自由基,是一种细胞核外含不成对电子的活性基团。
1·The purpose of this study was to research the effect of the electrical stimulation of the pedunculopontine nucleus
这项研究的目的是研究电刺激足小神经核的作用
2·In our experiment, after a decision was made between two destinations, the caudate nucleus rapidly updated its signal.
在我们的实验中,在两个目的地间做出决定后,尾状核迅速更新了它的信号。
3·But they never developed properly, largely because of defects in parts of the egg outside the fertilized nucleus.
但是这些卵细胞却不能正常发育,其原因主要是受精核外部的部分卵细胞有缺陷。
4·Many of these hormones act at a brain region in the hypothalamus called the arcuate nucleus.
这些激素作用在丘脑下部的被称为弓状核的大脑区域。
5·The internal circles of the Atom mirror the cosmos, at once a law-abiding nucleus of energy, and at the same time the concentric heavenly spheres spinning in the galaxy.
原子的内部轨道是宇宙的真实镜像,一边是遵守规则的能量核,另一边是在星系中旋转的同心球体。
1·Matt Cummings and Liko Soules-Ono form the nucleus of the team.
马特·卡明斯和莱克·索尔斯-奥诺形成了这个团队的核心。
—— 《柯林斯英汉双解大词典》
2·In the center of the shell are tiny round green stars that burst as a teal peony at the firework's nucleus.
位于壳中部的是小型球形绿色星体,绽放时,在烟花核心形成凫蓝色牡丹图案。
3·Nicknamed the Southern Pinwheel, M83 is undergoing more rapid star formation than our own Milky Way galaxy, especially in its nucleus.
绰号“南方风车”的M83正在经历比我们银河系更快的恒星形成过程,特别是在它的核心。
4·As you can see, the galaxy has more than one nucleus!
正如你所看到的那样,这个星系拥有多个核心。
5·Andromeda sports a "double nucleus" - two bright spots at its heart - thought to be a sign of an oval disc of stars and gas.
仙女星座戏弄着双核心——在星座的中心有着两个明亮的区域——认为这是恒星和气体卵形盘的迹象。
1·What is the charge of the nucleus?
原子核的电荷量是多少?
2·This is the lithium nucleus plus electron.
这是锂原子核加上一个电子。
3·So what is the charge on a helium nucleus?
那么氦原子核的电荷量是多少呢?
4·It was just a garden variety platinum nucleus pretending to be a monopole by cleverly decaying into osmium and tantalum.
它只是一个巧妙地通过衰变成锇和钽而假装成磁单极子的普通的铂原子核。
5·Boron is an element with the ability to absorb neutrons, the sub-atomic particles that occur in the nucleus of all atoms.
硼是一种可以吸收中子的元素,中子是一种存在于所有的原子核中的亚原子粒子。
常用短语
cell nucleus
cell nucleus - 细胞核
nucleus pulposus
atomic nucleus
atomic nucleus - n. [化]原子核
crystal nucleus
caudate nucleus
caudate nucleus - [医]尾状核
paraventricular nucleus
paraventricular nucleus - 室旁核;脑室壁核
Adj.+n.
v.+n.
同义词
n.
[核][天][生物]核,核心;原子核
同根词 (词根nucleus)
nucleonics n 核子学;原子核物理学