tetrad

简明释义

英[ˈtetræd]美[ˈtetræd]

n. 四个；四个一组；[生物] 四分染色体；四价元素

英英释义

单词用法

同义词

反义词

例句

1.Micronuclei were observed in the tetrad stage.

四分体阶段有微核。

2.Abnormal development was observed at tetrad and mature embryo sac.

在四分体和成熟胚囊时期观察到了异常发育现象。

3.Megaspore tetrad is linear. the chalazal megaspore develops into an embryo sac of polygonum type. Hypostase and special integument tapetum exist in the ovule.

大胞子四分体线形排列，合点端大孢子为功能大孢子，胚囊发育类型为蓼型，具有特化的珠被绒毡层和承珠盘。

4.Stability of the complexes shows the "Tetrad effect".

配合物稳定性呈“四分组效应”。

5.At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.

四分体时期出现二分体、三分体、含微核的异常四分体及多分体。

6.The micronuclei were not observed in tetrad stage.

四分体阶段无微核出现。

7.This phenomenon occurs in the early tetrad stage.

这个现象在早期四分体阶段出现。

8.In genetics, during meiosis, homologous chromosomes form a tetrad to exchange genetic material.

在遗传学中，在减数分裂期间，同源染色体形成四联体以交换遗传物质。

9.In music theory, a tetrad can refer to a set of four notes played together.

在音乐理论中，四和弦可以指同时演奏的四个音符的集合。

10.The tetrad of seasons—spring, summer, autumn, and winter—shapes our yearly cycle.

四季的四元组——春、夏、秋、冬——塑造了我们的年度循环。

11.In biology, a group of four chromatids is referred to as a tetrad.

在生物学中，一组四个染色单体被称为四联体。

12.The tetrad of elements in the periodic table includes carbon, silicon, germanium, and tin.

周期表中的四元组包括碳、硅、锗和锡。

作文

In the study of various fields, the term tetrad (四元组) often appears as a crucial concept. A tetrad refers to a group or set of four elements that are interconnected in some significant way. This term is widely used in disciplines such as mathematics, biology, and even social sciences, where the relationships among four distinct entities can reveal patterns, structures, and insights that might be overlooked when examining smaller or larger groups.For instance, in biology, the term tetrad is particularly relevant in the context of meiosis, which is the process of cell division that produces gametes. During meiosis, homologous chromosomes pair up and can form a tetrad, consisting of two pairs of sister chromatids. This formation is critical for genetic recombination, allowing for the exchange of genetic material between chromosomes, which enhances genetic diversity in a population. Understanding this tetrad structure is essential for biologists studying inheritance patterns and evolutionary processes.In the realm of mathematics, a tetrad can refer to a set of four numbers or points that can be analyzed to find relationships or solve equations. For example, in geometry, one might consider the coordinates of four points in a plane. The relationships among these points can help in understanding shapes, areas, and other geometric properties. Mathematicians often explore tetrads to derive formulas or theorems that apply to more complex figures.Moreover, in social sciences, researchers may use the concept of a tetrad to analyze four variables that interact with each other. For instance, consider a study examining the impact of education, income, social status, and health on an individual's quality of life. By analyzing these four factors as a tetrad, researchers can uncover how they influence one another and contribute to overall well-being. This holistic approach allows for a comprehensive understanding of social dynamics and individual experiences.The versatility of the tetrad concept makes it a powerful tool across various domains. It encourages a multi-dimensional perspective, urging us to look beyond isolated elements and consider how they work together as part of a larger system. In an age where interdisciplinary research is becoming increasingly important, the ability to recognize and analyze tetrads can lead to innovative solutions and deeper insights.In conclusion, the term tetrad (四元组) encapsulates the idea of interconnectedness among four elements. Whether in biology, mathematics, or social sciences, understanding the dynamics of a tetrad can provide valuable insights into the complexities of the world around us. As we continue to explore different fields of study, the significance of tetrads will undoubtedly remain relevant, helping us to unravel the intricate web of relationships that define our existence.

在各个领域的研究中，术语tetrad（四元组）常常作为一个重要概念出现。tetrad指的是一组或一套相互关联的四个元素。这个术语在数学、生物学甚至社会科学等学科中广泛使用，其中四个不同实体之间的关系可以揭示出一些重要的模式、结构和洞察，这些在研究更小或更大群体时可能会被忽视。例如，在生物学中，tetrad这一术语在减数分裂的上下文中尤为相关，减数分裂是产生配子的细胞分裂过程。在减数分裂过程中，同源染色体配对并可以形成一个tetrad，由两对姐妹染色单体组成。这种结构对于遗传重组至关重要，允许染色体之间的遗传物质交换，从而增强种群的遗传多样性。理解这一tetrad结构对于研究遗传模式和进化过程的生物学家来说是必不可少的。在数学领域，tetrad可以指一组四个数字或点，可以分析这些数字或点之间的关系或解决方程。例如，在几何学中，人们可能会考虑平面中四个点的坐标。这些点之间的关系可以帮助理解形状、面积和其他几何属性。数学家们经常探讨tetrads来推导适用于更复杂图形的公式或定理。此外，在社会科学中，研究人员可能会使用tetrad的概念来分析四个相互作用的变量。例如，考虑一项研究，考察教育、收入、社会地位和健康对个人生活质量的影响。通过将这四个因素视为一个tetrad进行分析，研究人员可以揭示它们如何相互影响并对整体幸福感作出贡献。这种整体方法使我们能够全面理解社会动态和个人经历。tetrad概念的多样性使其成为各个领域的强大工具。它鼓励我们采用多维视角，促使我们超越孤立元素，考虑它们作为更大系统的一部分如何共同运作。在跨学科研究日益重要的时代，识别和分析tetrads的能力可以带来创新解决方案和更深入的洞察。总之，术语tetrad（四元组）概括了四个元素之间相互联系的概念。无论是在生物学、数学还是社会科学中，理解tetrad的动态都能为我们提供关于周围世界复杂性的宝贵见解。随着我们继续探索不同的研究领域，tetrads的重要性无疑将保持相关，帮助我们揭开定义我们存在的关系的复杂网络。