valency

简明释义

[ˈveɪlənsi][ˈveɪlənsi]

n. [化]价,原子价,化合价

n. (Valency)(法)瓦朗西;(英)瓦伦西(人名)

复 数 v a l e n c i e s

英英释义

The combining capacity of an element, usually measured by the number of hydrogen atoms it can displace or combine with.

元素的结合能力,通常通过它可以置换或结合的氢原子数量来衡量。

In linguistics, the number of arguments a verb can have, indicating how many participants are involved in the action.

在语言学中,动词可以拥有的论元数量,指示参与该动作的参与者有多少。

单词用法

high valency

高价

low valency

低价

valency of an element

元素的价数

the valency of a compound

化合物的价数

change in valency

价数变化

valency theory

价理论

同义词

valence

价态

The valence of an atom determines how it can bond with other atoms.

一个原子的价态决定了它如何与其他原子结合。

反义词

inactivity

无能动性

The inactivity of the project led to its eventual cancellation.

项目的无能动性导致了它的最终取消。

stagnation

停滞

Stagnation in the economy can lead to high unemployment rates.

经济的停滞可能导致高失业率。

例句

1.The macrostructure, the composition of the crystal phase, the surface ion valency and concentration of the catalysts were investigated by BET, XRD and XPS techniques.

采用比表面、孔结构、XRD和XPS等测试技术研究了催化剂的宏观结构、晶相组成、表面铁、钼离子价态和浓度。

2.History is an important way of understanding the valency of certain kinds of utterance at certain times.

历史是理解,特定时间特定类型的话语的重要方式。

3.The idea was suggested by the chemical theory of valency in which one is used to the idea of electrons in an atom forming closed shells which do not contribute at all to the valency.

这个想法是由化学中的化学键理论想到的。在这个理论里,人们通常认为原子中形成满壳层的电子对化学键完全没有贡献。

4.The induced charge is equal to the average valency of the species occupying the cation sublattice.

诱发电荷的大小等于占据着阳离子亚晶格的物质的平均价。

5.The nature of valency.

配价的本质。

6.German research in the valency theory breaks through the circle of the traditional grammar and catches the essence of the theory.

德国的配价理论研究突破了传统语法的框框,抓住了配价的实质。

7.This paper is intended to explore the semantic characteristics valency features of sentences with locative subjects.

本文首先探讨了处所主语句的语义特征,然后运用配价语法理论对处所主语句的配价特征进行了分析。

8.The valency of Chinese verbs is a syntactic category with a powerful ba se of semantic meaning. It also has a thorough cognitive cause.

汉语动词的配价是一个有相当语义基础的句法范畴,它又有深刻的认知原因。

9.Other according to normal valency charge.

其它按正常价收费。

10.In linguistics, a verb's valency indicates how many arguments it can take.

在语言学中,动词的价态表示它可以接受多少个论元。

11.A transitive verb has a valency of two, requiring both a subject and a direct object.

及物动词的价态为二,需要一个主语和一个直接宾语。

12.Understanding the valency of different elements is crucial for predicting how they will interact in chemical reactions.

理解不同元素的价态对于预测它们在化学反应中的相互作用至关重要。

13.The valency of carbon is four, allowing it to form stable bonds with many other elements.

碳的价态是四,这使得它能够与许多其他元素形成稳定的键。

14.In chemistry, the concept of valency refers to the combining capacity of an element, which is determined by the number of electrons it can lose, gain, or share.

在化学中,价态的概念指的是元素的结合能力,这由它可以失去、获得或共享的电子数量决定。

作文

In the field of chemistry, the concept of valency refers to the ability of an atom to bond with other atoms. This property is determined by the number of electrons in the outer shell of an atom and how many more it needs to gain or lose in order to achieve a stable electronic configuration. Understanding valency is essential for predicting how different elements will interact with each other to form compounds. For example, carbon has a valency of four, meaning it can form four bonds with other atoms. This property allows carbon to be the backbone of organic chemistry, as it can create complex molecules that are vital for life.The significance of valency extends beyond chemistry; it can also be applied metaphorically in various contexts. In linguistics, valency describes the number of arguments a verb can take. A verb with a high valency can connect with multiple subjects or objects, while a verb with low valency may only require one. For instance, the verb 'give' has a valency of three, as it can take a subject (the giver), a direct object (the gift), and an indirect object (the recipient). This linguistic application of valency helps in understanding sentence structure and the relationships between words.Moreover, the idea of valency can be seen in social interactions. Just as atoms and verbs have different capacities to connect, individuals also have varying degrees of valency in their relationships. Some people are naturally more sociable and can form numerous connections, while others may prefer deeper but fewer relationships. This social valency affects how we communicate and engage with one another, shaping our personal and professional lives.In conclusion, the term valency encompasses a rich array of meanings across different disciplines. In chemistry, it explains the bonding behavior of atoms; in linguistics, it clarifies the complexity of verbs; and in social contexts, it reflects individual capacities for connection. By grasping the multifaceted nature of valency, we can better appreciate its role in both scientific and everyday interactions. Embracing this concept can enhance our understanding of the world around us, whether we are studying chemical reactions, constructing sentences, or building relationships. Ultimately, valency serves as a reminder of the interconnectedness of various fields and the importance of relationships in all aspects of life.

在化学领域,valency这个概念指的是一个原子与其他原子结合的能力。这个特性由原子外层电子的数量决定,以及为了达到稳定的电子配置需要获得或失去多少个电子。理解valency对于预测不同元素如何相互作用形成化合物至关重要。例如,碳的valency为四,这意味着它可以与其他原子形成四个键。这个特性使得碳成为有机化学的基础,因为它能够创建对生命至关重要的复杂分子。valency的重要性超越了化学;它也可以在各种语境中隐喻性地应用。在语言学中,valency描述了一个动词可以接受的论元数量。具有高valency的动词可以与多个主语或宾语连接,而低valency的动词可能只需要一个。例如,动词'give'的valency为三个,因为它可以接受一个主语(给予者)、一个直接宾语(礼物)和一个间接宾语(接收者)。这种valency在语言学中的应用有助于理解句子结构和单词之间的关系。此外,valency的概念也可以在社交互动中看到。正如原子和动词具有不同的连接能力,个体在他们的关系中也有不同程度的valency。有些人天生更善于交际,可以形成许多联系,而其他人可能更喜欢更深但更少的关系。这种社会valency影响着我们如何沟通和参与,塑造了我们的个人和职业生活。总之,术语valency在不同学科中包含了丰富的含义。在化学中,它解释了原子的结合行为;在语言学中,它阐明了动词的复杂性;而在社会背景中,它反映了个体连接的能力。通过掌握valency的多面性,我们可以更好地欣赏它在科学和日常互动中的作用。拥抱这一概念可以增强我们对周围世界的理解,无论我们是在研究化学反应、构建句子,还是建立关系。最终,valency提醒我们各种领域的相互关联性以及关系在生活各个方面的重要性。