approximation

approximation的音标是[əˌprɒksɪˈmeɪʃn]，基本翻译是近似，逼近，接近。记忆技巧：approx（近似） + im（表加强）+ ation（状态） → 近似。

英文单词“approximation”的词源可以追溯到拉丁语词“approximate”，意为“接近”或“近似”。该词源于动词“approach”和“imitate”，表示“模仿”或“接近”。

approximation的变化形式主要有复数形式“approximations”，过去式“approximated”，现在分词“approximating”以及过去分词“approximated”。

相关单词有：

1. “approximate” - 核心单词，表示近似或接近。

2. “imprecision” - 表示不精确或误差。

3. “precision” - 表示精确度或准确度。

4. “precisionist” - 指精确主义者。

5. “approximate value” - 表示近似值。

6. “approximate estimate” - 表示近似估计。

7. “approximate figure” - 表示近似数字或数据。

8. “approximate ratio” - 表示近似比率或比例。

9. “approximate science” - 表示近似科学或统计科学。

10. “approximate method” - 表示近似方法或估算方法。

这些单词在英语中广泛使用，描述了不同程度和类型的近似或精确度。

常用短语：

1. approximate value 近似值

2. approximate number 近似数

3. approximate amount 大概数量

4. approximation 近似

5. approximate estimate 大概估计

6. approximate time 大概时间

7. approximate location 大概位置

例句：

1. The price is approximate, but it"s still a good deal.

价格虽近似实际价格，但仍然划算。

2. We need to make an approximation of the distance between here and the destination.

我们需要对这里和目的地之间的距离做一个大概估计。

3. The estimate of the damage is approximate, but it"s enough to make us think twice before we commit a mistake like they did.

损害的估计虽是大概的，但足以让我们在犯下同样的错误之前三思而行。

英文小作文：

Title: Approximation and Precision

In our daily lives, we encounter many situations where approximation and precision are both important. Approximation helps us to understand the general trend or shape of something, while precision allows us to see the exact details or measurements.

Approximation is often used in estimating values, such as the approximate cost of a purchase or the approximate distance between two locations. These estimates help us make decisions quickly and efficiently, without having to go through the time-consuming process of precise measurement or calculation.

On the other hand, precision is essential in fields such as science and technology, where exact measurements and calculations are crucial for accurate predictions and actions. Precision enables us to make informed decisions with greater confidence, knowing that we are basing our actions on accurate data and information.

However, we must always be aware of the limitations of approximation and the importance of precision. Approximation can never be exact, and precision is not always possible or practical. Therefore, we must strike a balance between the two, using approximation to gain a general understanding and precision to make informed decisions with greater confidence.