"average"的音標為[??v?r?d?]，基本翻譯為“平均的；平均水平”。速記技巧可以考慮將其拆分為“a-ver-ry-d?”，其中“ver”可以聯(lián)想到“verify”進行速記，表示“求平均數(shù)”的過程。

Average的詞源：

Average這個詞源自拉丁語“averageium”，意為“平均的”。

變化形式：

1. 過去式：averged 或 averaged

2. 過去分詞：averged 或 averaged

3. 現(xiàn)在分詞：averaging

相關(guān)單詞：

1. Average value（平均值）：這是一個常見的數(shù)學(xué)術(shù)語，表示一組數(shù)據(jù)的中心值。

2. Above average（高于平均水平）：這是一個常用的形容詞短語，用來描述某物或某人的表現(xiàn)優(yōu)于平均水平。

3. Average person（普通人）：這是一個常用的名詞短語，指代普通大眾或普通人。

4. Average income（平均收入）：這是一個經(jīng)濟學(xué)上的概念，表示一個國家或地區(qū)的平均收入水平。

5. Average rate（平均率）：這是一個數(shù)學(xué)術(shù)語，表示一組數(shù)據(jù)的平均比率或比例。

6. Average age（平均年齡）：這是一個常用的年齡術(shù)語，表示一個群體或組織的平均年齡。

7. Average cost（平均成本）：這是一個經(jīng)濟學(xué)上的概念，表示生產(chǎn)或提供某項服務(wù)的平均成本。

8. Average rating（平均評分）：這是一個評價術(shù)語，表示某項產(chǎn)品或服務(wù)的平均評分或評價。

9. Average daily wage（日平均工資）：這是一個常用的工資術(shù)語，表示每天的平均工資水平。

10. Average daily temperature（日平均氣溫）：這是一個氣象學(xué)上的術(shù)語，表示一天內(nèi)的平均氣溫。

常用短語：

1. average price 平均價格

2. average value 平均值

3. average rating 平均評分

4. average speed 平均速度

5. average daily production 平均日產(chǎn)量

6. average monthly salary 平均月薪

7. average weekly income 平均周收入

例句：

1. The average price of apples in the market is around 2 yuan per kilogram.

市場上蘋果的平均價格大約是每公斤2元。

2. The average rating for this movie is 7 out of 10, which means it"s considered to be a good movie.

這部電影的平均評分是7分（滿分10分），這意味著它被認為是一部不錯的電影。

3. The average monthly salary for employees in this company is around 5,000 yuan.

這家公司的員工平均月薪大約是5,000元。

4. The average speed on this road is about 60 kilometers per hour.

這條路的平均速度大約是每小時60公里。

5. The average daily production of this factory is 500 pieces of products.

這個工廠的平均日產(chǎn)量是500件產(chǎn)品。

6. The average weekly income of this family is around 2,000 yuan.

這個家庭的平均周收入大約是2,000元。

7. The data shows that the average length of stay for patients in this hospital is about 5 days.

數(shù)據(jù)顯示，這家醫(yī)院的病人平均住院時間為大約5天。

英文小作文：

The Average Life of a Product

In our daily lives, we often buy and use various products, and some of them may last for a long time while others may only last a short period of time before they need to be replaced or repaired. However, the average lifespan of a product varies from one type to another, and it also depends on how we use it and how well it is maintained.

For example, a new car may last for 10 years or more if it is properly maintained and driven carefully, while a plastic water bottle may only last for a few days if it is not properly recycled or disposed of. Similarly, a computer may last for several years if it is properly maintained and updated with new software and hardware, while a smartphone may only last for a few years if it is not properly cared for and maintained.

Therefore, the average lifespan of a product is an important factor to consider when purchasing and using it. It can help us make better decisions about whether to buy a product or not, as well as how to use and maintain it to ensure it lasts longer and serves its purpose better.