predicates

简明释义

英[ˈprɛdɪkɪts]美[ˈprɛdɪkeɪts]

n. [数]谓词，判断（predicate 的复数）

英英释义

单词用法

同义词

反义词

例句

1.What kinds of predicates are used on each referenced table?

每个引用表中使用了哪些种类谓词？

2.For example, assume your queries contain predicates on area codes and on full phone Numbers.

例如，假定您的查询包含区号和完整电话号码上的谓词。

3.What kinds of predicates are used to join the referenced tables?

使用了哪些种类谓词来连接引用表？

4.Skip operators with redundant predicates.

跳过带有冗余断言的操作。

5.There are two local predicates.

有两个局部断言。

6.Histograms are used to calculate the selectivity of the predicates.

直方图用于计算谓词的选择率。

7.The application of one or more predicates may reduce the output stream cardinality.

应用一个或更多谓词可以减少输出流基数。

8.Specify only those columns that are used in predicates.

仅指定那些谓词中所使用的列。

9.In logic, a statement is often defined by its predicates, which are the parts that assert something about the subject.

在逻辑中，一个陈述通常由其谓词定义，谓词是对主语进行断言的部分。

10.The teacher explained how to identify predicates in a sentence during the grammar lesson.

老师在语法课上解释了如何识别句子中的谓词。

11.In programming, functions can be considered as predicates that return true or false based on given conditions.

在编程中，函数可以被视为根据给定条件返回真或假的谓词。

12.The linguist analyzed the predicates used in different languages to understand their grammatical structures.

语言学家分析了不同语言中使用的谓词以理解其语法结构。

13.In mathematics, the concept of predicates helps in forming logical expressions and equations.

在数学中，谓词的概念有助于形成逻辑表达式和方程。

作文

In the study of linguistics, understanding the concept of predicates is crucial for analyzing sentence structure and meaning. A predicate is essentially what is being said about the subject of a sentence. It usually consists of a verb along with its objects and modifiers, which together convey the action or state of being of the subject. For example, in the sentence 'The cat sleeps on the mat,' 'sleeps on the mat' is the predicate that tells us what the cat is doing. To further clarify, let’s break down the components of a predicate. The core of the predicate is the verb, which indicates the action or state. In our example, 'sleeps' is the verb that describes the action of the subject, 'the cat.' Additionally, the phrase 'on the mat' serves as a modifier that provides more context to the action. This illustrates how predicates can be expanded to include more information, enriching the sentence's meaning. Predicates can also be classified into different types based on their structure. Simple predicates consist of just the verb, while compound predicates include multiple verbs or verb phrases that relate to the same subject. For instance, in the sentence 'The dog barked and ran away,' the predicate is compound because it contains two actions performed by the same subject. Understanding these distinctions helps in constructing more complex and varied sentences. Moreover, the function of predicates extends beyond mere sentence construction; they play a significant role in conveying meaning and intent. In literature, for instance, the choice of verbs within predicates can evoke emotions and set the tone. A sentence like 'She whispered secrets into the night' uses the predicate 'whispered secrets into the night' to create a sense of intimacy and mystery. By carefully selecting words that form predicates, writers can enhance their narrative and engage readers on a deeper level. In academic writing, precise use of predicates is essential for clarity and argumentation. Each statement made must clearly express the relationship between the subject and the action or description provided by the predicate. For example, in an essay discussing climate change, one might write, 'Scientists warn about the impending crisis.' Here, 'warn about the impending crisis' is the predicate that conveys the scientists' action and concern, making the statement impactful and direct. Furthermore, mastering the use of predicates can significantly improve one’s writing style. Varied predicates can make writing more dynamic and engaging. Instead of repeatedly using simple structures, incorporating complex predicates allows for a richer expression of ideas. For instance, instead of saying 'He runs fast,' one could say 'He sprinted down the track with unparalleled speed.' The latter version employs a more vivid predicate, painting a clearer picture for the reader. In conclusion, predicates are fundamental elements of sentence construction that carry significant weight in communication. They not only define what the subject does but also enhance the overall meaning and emotional impact of a sentence. By understanding and utilizing predicates effectively, individuals can improve their writing skills, making their expressions clearer, more engaging, and more persuasive. Whether in casual conversation, academic writing, or creative endeavors, the mastery of predicates is a vital step towards effective communication.

在语言学的研究中，理解谓语的概念对于分析句子结构和意义至关重要。谓语本质上是对句子主语所说内容的描述。它通常由动词及其宾语和修饰语组成，这些成分共同传达主语的动作或状态。例如，在句子“猫在垫子上睡觉”中，“在垫子上睡觉”就是谓语，告诉我们猫正在做什么。 为了进一步澄清，让我们拆解一下谓语的组成部分。谓语的核心是动词，它表示动作或状态。在我们的例子中，“睡觉”是描述主语“猫”的动作的动词。此外，短语“在垫子上”作为修饰语提供了更多关于动作的上下文。这说明了谓语如何扩展以包含更多信息，从而丰富句子的意义。 谓语还可以根据其结构分为不同类型。简单谓语仅由动词组成，而复合谓语则包括与同一主语相关的多个动词或动词短语。例如，在句子“狗叫并跑开”中，谓语是复合的，因为它包含两个由同一主语执行的动作。理解这些区别有助于构造更复杂和多样的句子。 此外，谓语的功能不仅限于句子构造；它们在传达意义和意图方面也发挥着重要作用。例如，在文学作品中，谓语中的动词选择可以唤起情感并设定基调。像“她在夜里低声诉说秘密”这样的句子使用了谓语“低声诉说秘密”，创造出一种亲密和神秘的感觉。通过仔细选择构成谓语的词语，作家可以增强叙述，并更深层次地吸引读者。 在学术写作中，准确使用谓语对于清晰性和论证至关重要。每个陈述都必须清楚地表达主语与谓语所提供的动作或描述之间的关系。例如，在讨论气候变化的文章中，可以写道：“科学家警告即将到来的危机。”在这里，“警告即将到来的危机”是谓语，传达了科学家的行动和关注，使陈述具有影响力和直接性。 此外，掌握谓语的使用可以显著提高一个人的写作风格。多样化的谓语可以使写作更加生动和引人入胜。与其重复使用简单结构，不如采用复杂的谓语，从而更丰富地表达思想。例如，与其说“他跑得快”，不如说“他以无与伦比的速度冲下跑道”。后者使用了更生动的谓语，为读者描绘了更清晰的画面。 总之，谓语是句子构造的基本元素，在交流中具有重要意义。它们不仅定义了主语的动作，还增强了句子的整体意义和情感影响。通过有效理解和利用谓语，个人可以提高写作技能，使表达更加清晰、引人入胜和有说服力。无论是在日常对话、学术写作还是创意工作中，掌握谓语都是实现有效沟通的重要一步。