valence

简明释义

英[ˈvæləns;ˈveɪləns]美[ˈveɪləns]

n. [化学]价；[化学]原子价；[化学]化合价；效价

n. （Valence）人名；（法）瓦朗斯

英英释义

单词用法

同义词

反义词

例句

1.We actually need to think about those valence electrons.

我们需要考虑这些价电子。

2.We know that because the sulfur and the chlorine in the oxygen have different average valence electron energies, they'll have different electron affinities.

我们都知道，因为氧气中的硫和氯具有不同的平均价电子能，它们的电子亲和力也不同。

3.How many do we need to get full valence shells everywhere?

要得到全部是满壳层需要多少个？

4.All right, well, oxygen has the highest valence electron energy.

好吧，氧具有最高价电子平均能。

5.Again, we're just talking about the valence electrons.

同样的，我们只讨论价电子。

6.Then it says, count all the valence electrons.

然后它说，考虑所有的价电子。

7.The valence of a particular emotion can affect how we respond to situations.

特定情感的价态可以影响我们对情况的反应。

8.In psychology, emotional valence describes the intrinsic attractiveness or averseness of an event.

在心理学中，情感的价态描述了事件的内在吸引力或厌恶感。

9.In linguistics, the valence of a verb indicates how many arguments it can take.

在语言学中，动词的价态指示它可以接受多少个论元。

10.In chemistry, the concept of valence refers to the ability of an atom to bond with other atoms.

在化学中，价态的概念指的是原子与其他原子结合的能力。

11.The valence of a metal can determine its reactivity with nonmetals.

金属的价态可以决定其与非金属的反应性。

作文

In the field of chemistry, the term valence refers to the combining capacity of an element, particularly how many electrons it can lose, gain, or share when forming chemical bonds. Understanding valence is crucial for predicting the behavior of elements during chemical reactions. For instance, oxygen has a valence of two because it can form two bonds with other atoms. This property is not only fundamental in chemistry but also extends to other disciplines such as linguistics and psychology.In linguistics, valence describes the number of arguments that a verb can have. A verb can be intransitive, transitive, or ditransitive, depending on its valence. For example, the verb 'give' is ditransitive as it requires both a direct and an indirect object, while 'sleep' is intransitive since it does not require any objects. Understanding the valence of verbs helps learners grasp sentence structure and enhances their overall language proficiency.Moreover, in psychology, valence refers to the intrinsic attractiveness or averseness of an event, object, or situation. It plays a significant role in emotional responses. Positive valence indicates that something is desirable, while negative valence suggests that it is undesirable. For instance, the feeling of happiness has a positive valence, whereas sadness carries a negative valence. This concept helps psychologists understand human emotions and behaviors better.The versatility of the term valence across different fields highlights its importance in understanding complex systems. In chemistry, it allows scientists to predict reactions and create new compounds. In linguistics, it aids in constructing grammatically correct sentences and facilitates effective communication. In psychology, it provides insight into how we perceive and react to our surroundings.Furthermore, the application of valence can be seen in everyday life. For example, when making decisions, individuals often weigh the valence of potential outcomes. A job offer may have a positive valence due to higher pay and benefits, while a risky investment may carry a negative valence due to the possibility of loss. Understanding these aspects can lead to more informed choices.In conclusion, the concept of valence transcends its initial chemical definition, finding relevance in various domains such as linguistics and psychology. Its multifaceted nature enriches our understanding of interactions, whether they are between atoms, words, or emotions. By comprehending valence, we can enhance our knowledge in science, improve our language skills, and better navigate our emotional landscapes.

在化学领域，术语valence指的是元素的结合能力，特别是它在形成化学键时可以失去、获得或共享多少电子。理解valence对于预测元素在化学反应中的行为至关重要。例如，氧的valence为二，因为它可以与其他原子形成两个键。这一特性不仅在化学中是基础的，而且还扩展到语言学和心理学等其他学科。在语言学中，valence描述了动词可以有多少个论元。根据其valence，动词可以是及物的、不及物的或双及物的。例如，动词'give'是双及物的，因为它需要一个直接宾语和一个间接宾语，而'sleep'是不及物的，因为它不需要任何宾语。理解动词的valence有助于学习者掌握句子结构，并增强他们的整体语言能力。此外，在心理学中，valence指的是事件、对象或情况的内在吸引力或厌恶性。它在情感反应中起着重要作用。正valence表示某事是可取的，而负valence则表明它是不可取的。例如，快乐的感觉具有正valence，而悲伤则带有负valence。这个概念帮助心理学家更好地理解人类情感和行为。术语valence在不同领域的多功能性突显了它在理解复杂系统中的重要性。在化学中，它使科学家能够预测反应并创造新化合物。在语言学中，它有助于构建语法正确的句子，促进有效沟通。在心理学中，它提供了对我们如何感知和反应周围环境的洞察。此外，valence的应用可以在日常生活中看到。例如，在做决策时，个人通常会权衡潜在结果的valence。一个工作机会可能因更高的薪水和福利而具有正valence，而一个风险投资可能因损失的可能性而带有负valence。理解这些方面可以导致更明智的选择。总之，valence的概念超越了其最初的化学定义，在语言学和心理学等多个领域找到相关性。其多面性丰富了我们对相互作用的理解，无论是原子之间、单词之间，还是情感之间。通过理解valence，我们可以提升在科学上的知识，提高我们的语言技能，并更好地驾驭我们的情感领域。