approximate

approximate的音标为[ə"prɒksɪmət]，基本翻译为“近似的；大约的”，速记技巧为“ap（近似）+pro（向前）+cise（切割）+tive（的）=近似”。

英文词源：approximate来源于拉丁语approximate，意为“接近的，大概的”。

变化形式：在英语中，approximate有形容词和动词两种形式，形容词为approximate，动词为approximate或approximate。

相关单词：

1. approximate数字：表示接近于某个数值的数字，如“0.6”可以表示大约60%或60分。

2. approximate to表示“接近”的动词短语，如“approximate to the truth”意为“接近真相”。

3. approximate value表示近似值的名词，如“the approximate value of the painting”意为“这幅画的近似价值”。

4. approximate age表示大致年龄的名词，如“the approximate age of the painting”意为“这幅画的近似年代”。

5. approximate time表示大约时间的名词短语，如“approximate time of arrival”意为“到达的大约时间”。

例句：The estimate is approximate, but it should give you a general idea of the cost.（这个估算只是大概的，但它应该给你一个关于成本的大概印象。）

简析：approximate在英语中是一个非常实用的词汇，它既可以作为形容词修饰其他单词，也可以作为动词表达“接近”的含义。相关单词丰富多样，涵盖了数字、价值、年龄和时间等多个领域，充分体现了该单词在日常生活和学术领域的广泛应用。

常用短语：

1. approximate value 近似值

2. approximate amount 大概数量

3. approximate date 大致日期

4. approximate time 大概时间

5. approximate location 大概位置

6. approximate number 大概数量

7. approximate range 大概范围

例句：

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

价格虽近似，但仍然划算。

2. The size of the room is approximately 20 square meters.

房间的大小大约是20平方米。

3. The time of arrival is approximate, please be patiently waiting.

到达时间大约需要半小时，请耐心等待。

4. The location of the event is approximate, but it"s still a good place to visit.

活动地点大约在某个地方，但仍然值得一去。

5. The number of participants is approximately 50 people.

参加人数大约有50人。

6. The range of items is approximate, but there are many choices to choose from.

商品种类范围大致上是这样，但有很多选择。

7. We need to make an approximate budget based on our current expenses.

我们需要根据目前的开支来做一个大概的预算。

英文小作文：

Title: Approximate vs. Exact

When we talk about numbers, we often use the words approximate and exact. Although they seem similar, they have different meanings and usages.

Approximate means roughly or roughly close to the actual number or amount, while exact means completely accurate and precise. We use approximate when we don"t have the exact information or when we don"t care about the exact number as long as it"s close enough.

For example, if we say "the size of the room is approximately 20 square meters", it doesn"t mean that the room is exactly 20 square meters, but it"s close enough for our needs. On the other hand, if we say "the price is exact", it means that we have the exact price and there"s no approximation involved.

In real life, we use approximate and exact in different situations and for different purposes. Sometimes we need to be more flexible and accept a slightly different number or amount, while other times we need to be precise and accurate to avoid any mistakes or misunderstandings. Therefore, it"s important to use the correct word based on the context and purpose of the conversation or writing.