demandable的音標是[d??mɑ?nd?bl]，基本翻譯是“可要求的；可求取的”。

速記技巧是：可以嘗試使用詞根詞綴進行記憶，其中demand是詞根，able是able形容詞詞綴，表示“能夠…的”。

demandable這個詞的詞源可以追溯到拉丁語“demandare”，意為“要求”。它的變化形式包括過去式“demandt”，現在分詞“demanding”以及形容詞“demandable”。

相關單詞：

1. demand：作為動詞，意為“要求，請求”，源自拉丁語“demandare”，表示提出要求或請求。

2. demandment：作為名詞，意為“需求，要求”，這個詞是由demand和ment組成的合成詞，表示對某種事物的需求或要求。

3. demanding：作為形容詞，意為“要求高的，苛求的”，這個詞是由demand和ing組成的派生詞，表示具有高標準或苛刻的要求。

demandable這個詞在英語中常常用來形容某物可以被要求或需要，例如“demandable resources”指的是可以被需求或要求的資源。這個詞在商業、經濟和政治領域中經常使用。

至于相關單詞的數量，由于demandable這個詞本身就是一個單詞，所以與其相關的單詞數量并不多。以上提到的三個單詞都是與demandable相關的詞匯，它們在英語中都有廣泛的使用和含義。至于具體的使用語境和含義，則需要根據具體的上下文來判斷。

常用短語：

1. demand for (對...的需求)

2. in demand (需求量大)

3. high demand (需求高)

4. low demand (需求低)

5. demandable resources (可利用資源)

6. demand pressure (需求壓力)

7. demand management (需求管理)

例句：

1. The government has a high demand for skilled workers in the construction industry.

2. The market is experiencing a period of high demand for renewable energy sources.

3. The company"s production capacity is under constant demand from customers.

4. The supply of housing is low in this area, with low demand from the public.

5. The government has to ensure that its resources are demandable in times of crisis.

6. The company needs to manage its demand pressure to avoid bottlenecks in production.

7. Customers need to be aware of the need to manage their demand to avoid overspending.

英文小作文：

The Importance of Managing Demand

In today"s fast-paced world, managing demand is becoming increasingly important. Whether it"s managing personal finances, managing business operations, or managing the demands of daily life, effective demand management is essential.

Demand management involves understanding what resources are needed and when they are needed, and then making sure those resources are available when they are needed. It also involves avoiding overspending or buying more than is necessary, which can lead to waste and unnecessary expenses.

In the business world, for example, companies need to manage their production capacity, sales targets, and inventory levels to ensure they are meeting customer demand while also staying profitable. At the same time, individuals need to manage their spending and budgeting to avoid overextending themselves financially.

On a personal level, managing demand means being aware of what we need and when we need it, and making sure we have the resources available to us when we need them. This could involve planning our day, managing our time, or prioritizing our tasks and goals. By doing so, we can avoid stress and anxiety, and live a more fulfilling life.