abacus

abacus的音标是[ˈæbəkəs]，翻译成中文是算盘。

速记技巧：可以尝试使用字母缩写法来记忆，其中“ab”可以简写为“算盘”，“acus”可以简写为“算”。

Abacus的英文词源可以追溯到拉丁语“abacere”，意为“to count on fingers and toes”（用手指和脚趾计数）。Abacus这个词本身也含有“to pile up”（堆积）的意思，因此它通常被用作一种计算工具，即算盘。

变化形式：复数形式为abaci，现在分词为abacus或abacusing。

相关单词：

1. calculator - 计算器 - 虽然现代计算器已经取代了算盘，但它的基本原理仍然基于手动的手指计数。

2. counting board - 计数板 - 一种用于放置算盘的平面。

3. abacism - 算盘症 - 一种计算障碍，表现为无法使用算盘进行计算。

4. abacus expert - 算盘专家 - 指对算盘操作非常熟练的人。

5. abacus mathematics - 算盘数学 - 指使用算盘进行计算的数学方法。

6. abacus theory - 算盘理论 - 一种基于算盘的数学理论或算法。

7. abacus programming - 算盘编程 - 指使用计算机程序模拟算盘的操作。

8. abacus counting - 算盘计数法 - 一种传统的计数方法，使用算盘进行加、减、乘、除等运算。

9. abacus-based education - 基于算盘的教育 - 一种传统的教育方式，通过使用算盘来教授数学和计算技能。

10. abacus-assisted learning - 辅助算盘学习 - 使用电子设备或软件来辅助学习使用算盘进行数学计算的方法。

常用短语：

1. calculate on

2. keep abreast of

3. break even

4. take into account

5. at arm"s length

6. on an even keel

7. keep tabs on

双语例句：

1. We need to calculate on our team"s strength to win the game.

2. Try to keep abreast of the latest news in your field.

3. They broke even after investing a lot of money in the business.

4. We should take into account the opinions of everyone before making a decision.

5. The company is being kept at arm"s length by its creditors.

6. After a rough start, the boat is now on an even keel and sailing smoothly.

7. Keep tabs on your expenses to avoid overspending.

英文小作文：

The Abacus: A Timeless Tool of Calculation

In ancient times, the abacus was a tool used for calculation, and it remains a crucial tool in modern businesses and schools. The abacus has been used for centuries to help us manage our finances, keep track of our work, and even solve complex mathematical problems.

The abacus is a simple device made up of rows of beads that can be moved up and down to represent addition and subtraction, and sliding beads that represent multiplication and division. It is a versatile tool that can be used for both numerical and mathematical calculations, making it an essential part of any office or school setting.

The beauty of the abacus is that it is a tool that can be used by anyone, regardless of their level of education or mathematical knowledge. It is a tool that can help us simplify complex calculations and make them more manageable, allowing us to focus on the task at hand instead of getting lost in the details.

In today"s fast-paced world, it is essential to have a tool like the abacus that can help us manage our time and resources effectively. Whether it is for business or personal use, the abacus can be a valuable asset that can help us stay organized and efficient in everything we do.