extractive的音標為[?k?str?kt?v]，基本意思是“提取的”、“榨取的”、“吸取的”，也可以表示“有提取作用的”。

速記技巧：在記憶這個單詞時，可以結合詞根詞綴一起記憶，在這個單詞中，pre-表示“前”，tract表示“拉出”，-ive為形容詞后綴，整個單詞可以理解為在前面拉出或提取的。

以下是提取出的英文詞源、變化形式和相關單詞：

詞源：拉丁語

1. extract (v.)：意為“提取，抽取”，來源于拉丁語ex-“向外”和tractus“拉”構成。變化形式有extracted (adj.) 和extractive (adj.)。

相關單詞：

extraction (n.)：意為“提取過程”，如iron extraction“鐵提取”。

extractive industry (n.)：意為“采掘業”，如coal extractive industry“采煤業”。

詞源：古英語

2. extract (v.)：意為“摘錄，抽取”，來源于古英語cept“取得”和treat“處理”構成。變化形式有extracted (adj.) 和extractive (adj.)。

相關單詞：

extractor (n.)：意為“摘錄者，抽取器”，如coffee extractor“咖啡提取器”。

extractive power (n.)：意為“提取能力”，如mineral-extractive power“礦物質的提取能力”。

詞源：希臘語

3. extract (v.)：意為“榨取，榨取物”，來源于希臘語ex-“向外”和trekhein“拉”構成。變化形式有extractive (adj.)。

相關單詞：

extractive resources (n.)：意為“可提取的資源”，如mineral resources。

extractive industry (n.)：意為“采掘業”，如oil-extractive industry。

詞源：拉丁語和法語

4. extractive (adj.)：意為“提取的，萃取的”，來源于拉丁語和法語。其變化形式有extractively (adv.) 和extractive-ness (n.)。

相關單詞：

extractive process (n.)：意為“提取過程”，如solute-extractive process“溶質提取過程”。

extractive technology (n.)：意為“提取技術”，如solute-extractive technology“溶質提取技術”。

詞源：拉丁語和英語

5. extractive industry (n.)：意為“采掘業”，來源于拉丁語和英語。其變化形式有extractive-ly (adv.)。

相關單詞：

extractively (adv.)：意為“以提取方式地”，如agriculture extractively“農業以提取方式”。

extractivism (n.)：意為“采掘主義”，如capitalist extractivism“資本主義的采掘主義”。

詞源：法語和英語

6. extraction (n.)：來源于法語和英語，意為“提取過程”。其變化形式有extracted (adj.) 和extractive-ness (n.)。相關單詞有extractor (n.)，意為“提取器”。

詞源：拉丁語和英語（或古英語）

7. extractive power (n.)：意為“提取能力”，來源于拉丁語或古英語，變化形式有extractively (adv.)。相關單詞有extractive industry（采掘業）。

詞源：拉丁語（或古英語）和法語（或英語）

8. extractive technology（提取技術）：這個詞可能來源于拉丁語或古英語，以及法語或英語，用于描述從物質中提取成分的技術。其變化形式可能包括extractively（adv.）或extractivism（n.）。相關單詞可能包括solute-extractive process（溶質提取過程）等。

常用短語：

1. extractive industry

2. extractive resources

3. extractive activities

4. extractive process

5. extractive technology

6. extractive value

7. extractive economy

例句：

1. The government has been trying to improve the extractive industry"s efficiency.

2. The company has been using advanced extractive technology to increase production.

3. The government has been trying to maximize the extractive value of the country"s resources.

4. The company has been developing its extractive economy to improve its profitability.

5. The extractive industry has been a major source of income for many countries.

6. The government should ensure that the extractive activities are environmentally friendly.

7. The company"s success in the extractive industry has been due to its innovative approach.

英文小作文：

The importance of the extractive industry in our economy cannot be overstated. It provides a significant source of income for many countries, and it is crucial for the development of our economy and the welfare of our people. However, it is also important to ensure that the industry is environmentally friendly and sustainable, as it has a significant impact on the environment and the communities around it. Therefore, we need to invest in new technologies and practices that will improve the efficiency and sustainability of the industry, while also ensuring that we are respecting the rights of the local communities and protecting the environment. In conclusion, the extractive industry is an essential part of our economy, and we need to ensure that it is sustainable and environmentally friendly in order to ensure long-term success for our country.