英语单词 | nucleus |
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英美音标 | 英 ['njuːkliəs] 美 ['nuːkliəs] |
中文释义 | n.核;核心;细胞核;原子核 |
英语例句 | (1) A nucleus can have only one Y-chromosome. (2) These council will form the nucleus of a future regime. (3) These paintings will form the nucleus of a new collection. (4) These 1000 books will form the nucleus of the new school library. (5) The most important part of the cell is the nucleus. (6) The outermost electron is shielded from the nucleus. |
中文例句 | (1) 一个核可以仅有一个Y染色体。 (2) 这些委员会将成为一个未来政权的核心。 (3) 这些油画将是新收藏品的核心。 (4) 这一千本书将构成学校新图书馆藏书的基础。 (5) 细胞中最重要的部分是细胞核。 (6) 原子核对最外层电子的作用受到屏蔽。 |
vocabulary简明 | A nucleus is often called the brain, or control center, of a eukaryotic cell (that is, a cell with a nucleus). |
vocabulary扩展 | The noun nucleus has several senses, though most of them will appear in science. If a biology teacher says nucleus, she is probably talking about a cell (or a group of cells), but a physics teacher would be talking about the center of an atom, or possibly even the center of a comet’s head. Step out of science class, and nucleus likely refers to a core group — like the math fanatics that math club could not function without. |
柯林斯解释 | 1 [N-COUNT 可数名词](原子)核 The nucleus of an atom or cell is the central part of it. [usu with supp]
2 [N-COUNT 可数名词](组织的)核心,中心 The nucleus of a group of people or things is the small number of members which form the most important part of the group. [usu
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