nucleus

/'nju:kliәs/

柯林斯星级

BNC频率: 5854

现代语料频率: 6944

大学英语四级大学英语六级考研英语托福雅思 GRE

中文释义

n. 核心, 核子, 原子核, 起点

[计] 核心程序

英文释义

n. a part of the cell containing DNA and RNA and responsible for growth and reproduction

n. the positively charged dense center of an atom

n. (astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail

n. any histologically identifiable mass of neural cell bodies in the brain or spinal cord

词态变化

复数形式:nuclei

例句

n a cell without a nucleus (as an erythrocyte)

n the part of a cell nucleus that is relatively uncolored by stains or dyes

a (of substance of a cell nucleus) not readily colored by stains

the direct method of cell division characterized by simple division of the nucleus without formation of chromosomes

n male parthenogenesis in which the embryo contains only paternal chromosomes due to the failure of the egg nucleus to participate in fertilization

nucleus

中文释义

英文释义

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