card punch

简明释义

卡片穿孔机

英英释义

例句

1.The employee used a card punch to clock in for his shift.

员工使用打卡机为他的班次打卡。

2.During the meeting, we discussed how the new card punch system would streamline attendance tracking.

在会议中，我们讨论了新的打卡机系统将如何简化考勤跟踪。

3.Make sure to bring your ID card for the card punch system at the entrance.

确保在入口处带上你的身份证，以便使用打卡机系统。

4.She forgot to use the card punch and was marked absent for the day.

她忘记使用打卡机，所以当天被标记为缺席。

5.The manager installed a new card punch to improve accuracy in timekeeping.

经理安装了一台新的打卡机以提高时间记录的准确性。

作文

In the world of technology and data processing, the term card punch refers to a method of inputting information into a computer system using punched cards. This technique was widely used during the early days of computing, particularly from the 1900s to the 1970s. A card punch is essentially a device that creates holes in a card to represent data, which can then be read by a computer or a sorting machine. The process involved encoding information onto these cards, which were typically made from stiff paper or plastic. Each hole or absence of a hole represented a specific piece of data, allowing for complex data processing tasks to be performed.The significance of the card punch lies not only in its historical context but also in its impact on the development of modern computing. Before the advent of more sophisticated data entry methods, such as keyboards and touch screens, punched cards were the primary means of programming and data manipulation. They allowed programmers to write code and input data in a physical format, which could then be processed by computers. This method revolutionized the way information was handled, enabling the automation of numerous tasks that were previously done manually.Despite its importance, the use of the card punch has largely been phased out in favor of more efficient technologies. However, understanding this concept is crucial for anyone studying the history of computing and data processing. It provides insight into how far technology has come and the foundational techniques that paved the way for contemporary practices.Moreover, the card punch serves as a reminder of the evolution of data storage and retrieval systems. In today’s digital age, we rely heavily on electronic databases and cloud storage. Yet, the principles behind the card punch—the systematic organization of data and the need for accurate input—remain relevant. For example, modern databases still utilize structured query language (SQL) to manage data, much like how punched cards were organized and sorted for processing.In addition to its historical significance, the card punch also symbolizes the ingenuity of early computer scientists and engineers. They were able to devise a method of data representation that, while primitive by today's standards, laid the groundwork for future innovations. The creativity and problem-solving skills displayed in the development of the card punch are qualities that continue to drive technological advancement today.In conclusion, the card punch is more than just a relic of the past; it is a fundamental part of the story of computing. By studying its role in the history of technology, we can appreciate the milestones that have led us to our current digital landscape. As we move forward into an era dominated by artificial intelligence and big data, remembering the humble beginnings of data input methods like the card punch can inspire us to innovate further and push the boundaries of what is possible in the realm of technology.

在技术和数据处理的世界中，术语卡片打孔指的是一种将信息输入计算机系统的方法，使用打孔卡。这种技术在计算的早期阶段广泛使用，特别是在1900年代到1970年代。卡片打孔本质上是一种设备，用于在卡片上创建孔，以表示数据，然后计算机或排序机器可以读取这些孔。这个过程涉及将信息编码到这些卡片上，这些卡片通常由硬纸或塑料制成。每个孔或没有孔代表一条特定的数据，使得复杂的数据处理任务得以执行。卡片打孔的重要性不仅体现在其历史背景上，还体现在其对现代计算发展的影响上。在键盘和触摸屏等更复杂的数据输入方法出现之前，打孔卡是编程和数据操作的主要手段。它们使程序员能够以物理格式编写代码和输入数据，然后由计算机进行处理。这种方法彻底改变了信息处理的方式，使许多以前手动完成的任务实现了自动化。尽管其重要性，卡片打孔的使用在更高效的技术出现后基本上被淘汰。然而，理解这一概念对于任何学习计算机历史和数据处理的人来说都是至关重要的。它提供了对技术发展历程的洞察，以及为当代实践铺平道路的基础技术。此外，卡片打孔还提醒我们数据存储和检索系统的演变。在今天的数字时代，我们在很大程度上依赖电子数据库和云存储。然而，卡片打孔背后的原则——数据的系统组织和准确输入的需求——仍然是相关的。例如，现代数据库仍然利用结构化查询语言（SQL）来管理数据，就像打孔卡被组织和排序以便处理一样。除了历史意义外，卡片打孔还象征着早期计算机科学家和工程师的创造力。他们能够设计出一种数据表示方法，虽然在今天的标准下显得原始，但为未来的创新奠定了基础。开发卡片打孔所表现出的创造力和解决问题的能力是推动当今技术进步的品质。总之，卡片打孔不仅仅是过去的遗物；它是计算故事的一个基本部分。通过研究它在技术历史中的角色，我们可以欣赏到导致我们当前数字环境的里程碑。当我们向人工智能和大数据主导的时代迈进时，记住像卡片打孔这样的数据输入方法的谦卑起源，可以激励我们进一步创新，推动科技的可能性边界。