identifier

简明释义

英[aɪˈdentɪfaɪə(r)]美[aɪˈdentɪfaɪər]

n. 标识符，认同者；检验人，鉴定人

英英释义

单词用法

同义词

反义词

例句

1.This identifier may be a character string, numeric, or alphanumeric value.

这个标识符可以是字符串、数字或字母数字值。

2.The next section includes possible ways to pass the identifier.

以下部分包括传送这一标识符的可行方法。

3.Another common mistake is to confuse a prefix with an identifier.

另一种常见的错误是混淆了前缀和标识符。

4.This identifier may be needed subsequently to stop task scheduling.

这个标识符稍后将用于停止任务调度。

5.Any party with a valid session identifier can access any session.

任何具有有效会话标识符的一方都可以访问任何会话。

6.This column is a unique identifier for the team area.

该列对于团队区域来说是一个独一无二的标识符。

7.In programming, a variable name serves as an identifier 标识符 for storing data.

在编程中，变量名作为一个identifier 标识符 用于存储数据。

8.An ISBN number is a global identifier 标识符 for books.

ISBN号是书籍的全球identifier 标识符。

9.The product's SKU number is an identifier 标识符 used for inventory management.

产品的SKU编号是用于库存管理的identifier 标识符。

10.Each user in the database has a unique identifier 标识符 that distinguishes them from others.

数据库中的每个用户都有一个唯一的identifier 标识符，使他们与其他用户区分开。

11.In web development, a CSS class name acts as an identifier 标识符 for styling elements.

在网页开发中，CSS类名作为一个identifier 标识符 用于样式化元素。

作文

In today's digital age, the concept of an identifier (标识符) has become increasingly important. An identifier is a unique representation used to distinguish one entity from another in various fields such as computer science, data management, and even in everyday life. For instance, when you create an account on a social media platform, your username serves as an identifier (标识符) that sets you apart from millions of other users. This uniqueness is crucial because it ensures that each user can be accurately identified and accessed without confusion.In programming, identifiers (标识符) are used to name variables, functions, classes, and other entities. They must follow specific rules, such as starting with a letter or underscore and not containing spaces or special characters. The choice of a good identifier (标识符) can greatly enhance the readability and maintainability of the code. For example, a variable named 'totalSales' is much more informative than a variable named 'x'. The former clearly indicates what data it holds, while the latter leaves the reader guessing.Moreover, in databases, identifiers (标识符) play a critical role in ensuring data integrity and relationships between tables. A primary key in a database table serves as a unique identifier (标识符) for each record, allowing for efficient retrieval and manipulation of data. Without these unique identifiers (标识符), managing large datasets would be chaotic and error-prone.In addition to technical fields, identifiers (标识符) also appear in everyday life. Consider a driver's license number; it is a unique identifier (标识符) that distinguishes one driver from another. Similarly, social security numbers serve as identifiers (标识符) for individuals within government systems. These examples illustrate how identifiers (标识符) facilitate organization and identification in various aspects of society.Furthermore, the importance of identifiers (标识符) extends into the realm of cybersecurity. Unique identifiers (标识符) help protect user identities and sensitive information. When users create accounts, they often need to provide an email address or phone number as a identifier (标识符). This process ensures that only authorized individuals can access their accounts, thereby enhancing security measures.In conclusion, the significance of identifiers (标识符) cannot be overstated. Whether in technology, data management, or daily life, identifiers (标识符) provide clarity and organization. They allow us to navigate complex systems efficiently and ensure that we can identify and differentiate between various entities. As our world continues to evolve digitally, understanding the role of identifiers (标识符) will remain crucial for both individuals and organizations alike.

在当今数字时代，identifier（标识符）这一概念变得越来越重要。identifier 是一种独特的表示，用于区分计算机科学、数据管理甚至日常生活中的一个实体与另一个实体。例如，当你在社交媒体平台上创建账户时，你的用户名就充当了一个 identifier（标识符），使你与其他数百万用户区分开来。这种独特性至关重要，因为它确保每个用户都能被准确识别和访问，而不会造成混淆。在编程中，identifiers（标识符）用于给变量、函数、类和其他实体命名。它们必须遵循特定的规则，例如以字母或下划线开头，并且不能包含空格或特殊字符。选择一个好的 identifier（标识符）可以大大增强代码的可读性和可维护性。例如，名为 'totalSales' 的变量比名为 'x' 的变量更具信息性。前者清楚地表明它所持有的数据，而后者则让读者猜测。此外，在数据库中，identifiers（标识符）在确保数据完整性和表之间关系方面发挥着关键作用。数据库表中的主键作为每条记录的唯一 identifier（标识符），允许高效检索和操作数据。如果没有这些唯一的 identifiers（标识符），管理大型数据集将变得混乱且容易出错。除了技术领域，identifiers（标识符）在日常生活中也会出现。考虑一下驾驶执照号码；它是一个唯一的 identifier（标识符），将一个司机与另一位司机区分开来。类似地，社会安全号码在政府系统中充当个人的 identifiers（标识符）。这些例子说明了 identifiers（标识符）如何在社会的各个方面促进组织和识别。此外，identifiers（标识符）的重要性扩展到网络安全领域。唯一的 identifiers（标识符）有助于保护用户身份和敏感信息。当用户创建账户时，他们通常需要提供电子邮件地址或电话号码作为 identifier（标识符）。这个过程确保只有授权个人才能访问他们的账户，从而增强安全措施。总之，identifiers（标识符）的重要性不容小觑。无论是在技术、数据管理还是日常生活中，identifiers（标识符）都提供了清晰和组织性。它们使我们能够高效地导航复杂系统，并确保我们能够识别和区分各种实体。随着我们的世界继续在数字上发展，理解 identifiers（标识符）的角色将对个人和组织来说仍然至关重要。