meiosis
英 [maɪˈəʊsɪs]
美 [maɪˈoʊsɪs]
n. (细胞的)减数分裂，成熟分裂
COCA.37478
牛津词典
noun
- （细胞的）减数分裂，成熟分裂
the division of a cell in two stages that results in four cells, each with half the number of chromosomes of the original cell
英英释义
noun
- understatement for rhetorical effect (especially when expressing an affirmative by negating its contrary)
- saying `I was not a little upset' when you mean `I was very upset' is an example of litotes
- (genetics) cell division that produces reproductive cells in sexually reproducing organisms
双语例句
- Studies on the Meiosis of Pollen Mother Cell and Pollen Development of Picea koraiensis Nakai
红皮云杉花粉母细胞减数分裂和花粉发育的研究 - In meiosis, the association of four homologous chromatids seen during the pachytene stage of prophase. ( genetics) used of homologous chromosomes associated in pairs in synapsis.
减数分裂前期的粗线期中，四个同源的染色单体向联系形成的结构。（遗传学）属于在成熟分裂时联在一起的一对同源染色体。 - For decades, conventional wisdom stated that the X chromosome had little to do with meiosis or infertility because the X chromosome is silenced during male meiosis.
几十年来，传统的理论认为X染色体与减数分裂以及男性不育无关，因为在男性减数分裂过程中X染色体被沉默掉了。 - Observation on microspore abortion of'White angel'was made by means of light microscopy. ① The meiosis of PMC was showed to be abnormal.
对王百合雄性不育突变体‘白天使’小孢子败育的过程进行了显微观察。结果显示：①花粉母细胞减数分裂异常。 - The interchange of sections between pairing homologous chromosomes during the prophase of meiosis.
在减数分裂初期一对同源染色体之间片段（遗传物质）的互换过程。 - Diakinesis The last stage of the PROPHASE in the first division of MEIOSIS.
终变期：减数分裂第一次分裂前期中的最后一个阶段。 - A new wheat male sterile strain "0176" was used to study its morphological characteristics, meiosis of pollen mother cells and seed setting percentage.
对一个新小麦不育材料（代号：0176）的植株形态特征、花粉母细胞减数分裂过程及结实率进行了研究。 - Meiosis of pollen mother cells in autotetraploid radish
同源四倍体萝卜花粉母细胞减数分裂 - In all plants, and in many protists, meiosis results in the formation of haploid cells that can divide vegetatively without undergoing fertilization, referred to as spores.
在所有的植物和许多原生生物中，减数分裂形成单倍体的细胞，这些细胞不经过受精就分裂生长，这就是孢子。 - The meiosis abnormalities phenomenon in Dendranthema and some of their hybrids were observed, and the formation mechanism also the role which played in the process of phylogenesis were analyzed.
对不同倍数性菊属植物及其部分种间杂种的减数分裂异常现象进行观察统计，并分析其形成机制以及在菊属系统演化中的作用。