nucleus是什么意思

短语搭配

(1)caudate nucleus尾（状）核

(2)suprachiasmatic nucleus交叉上核

(3)lentiform nucleus豆状核

(4)nucleus accumbens伏核；伏神经核；阿肯伯氏核

(5)atomic nucleus原子核

(6)form nucleus形成核心

双语例句

(1)The nucleus is the control center of cell genetics and metabolism.

细胞核是细胞遗传和代谢的控制中心。

(2)The nucleus is made up of protons and neutrons.

原子核由质子和中子两种微粒构成。

(3)The nucleus of the team is unity and cooperation.

团队的核心是团结协作。

(4)DNA is found inside the nucleus of the cell.

DNA发现于细胞核中

(5)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。

(6)The nucleus is removed from the egg cell.

细胞核已经从卵细胞中移除。

(7)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。

(8)What you see is near the nucleus that the density is the strongest and that the dots are the closest together.

你看在核子附近，密度最强，这些点在一起最近。

(9)We are talking about probability, but what we're saying is that most probable radius is further away from the nucleus.

我们讨论的是概率，但我们说的是最可能的半径，离原子核更远。

同义词

n. 核，核心；原子核

同根词

词根 nucleus

(1)nucleonics n. 核子学；原子核物理学

释义

n.

the central and most important part of an object, movement, or group, forming the basis for its activity and growth

核心

the nucleus of a British film-producing industry.

英国电影制作业的核心。

Astronomy the solid part of a comet's head

【天文】 　（彗星的）核。

Physics the positively charged central core of an atom that contains most of its mass

【物理】 　原子核。

Biology a dense organelle present in most eukaryotic cells, typically a single rounded structure bounded by a double membrane, containing the genetic material

【生】 　细胞核。

a discrete mass of grey matter in the central nervous system

神经核。

词源

"early 18th cent.: from Latin, literally ‘kernel, inner part'， diminutive of nux, nuc- ‘nut’．"

考纲分布

近6年出现1次

重要程度: 3星

100%; n (原子)核; 核心

考纲释义

( 1)n. (原子)核; 核心

真题例句：

The group studied bat chromosomes (染 色 体), a line of genes found in the nucleus(核) of cells.

该小组研究了蝙蝠染色体，这是在细胞核中发现的一系列基因。[2018年 连云港卷 阅读理解D]

考纲分布

近12年出现0次

重要程度: 2星

0%; n (原子)核; 核心

考纲释义

( 1)n. (原子)核; 核心

考纲分布

近16年出现0次

重要程度: 2星

0%; n 核; 核心; 中心

考纲释义

( 1)n. 核; 核心; 中心

(1)This process starts in the nucleus.

整个制造流程从细胞核内开始。《TED-Ed》《TED教育》

(2)This ribosome reads the instructions from the nucleus.

这个核糖体解读来自细胞核的指示。《TED-Ed》《TED教育》

(3)The messenger RNA leaves the nucleus to carry out its orders. The messenger RNA travels to a ribosome.

信使RNA离开细胞核去执行它的命令。信使RNA到了一个核糖体。《TED-Ed》《TED教育》

(4)Enzymes in the nucleus find the right section of DNA, then create a copy of these instructions, called messenger RNA.

细胞核中的酶找到正确的DNA部分，再制造这些指令的备份，叫做信使RNA。《TED-Ed》《TED教育》

(5)The nucleus contains our DNA, the blueprint that tells our cells how to make everything our bodies need to function.

细胞核装有我们的DNA。那是一幅告诉我们细胞怎么制造我们身体所需的一切东西的蓝图。《TED-Ed》《TED教育》

(6)It's like the less human I feel all this knowledge about everything; quantum physics, applied mathematics, the infinite capacity of a cell's nucleus.

我愈不像人类，愈能够领悟宇宙万物的知识，量子物理、应用数学，细胞核的无限潜能。《Lucy》《超体》