coal field

coal field的音标为["kəʊl feɪld]，基本翻译为“煤田”或“产煤区”。速记技巧可以考虑将“coal”和“field”两个单词结合记忆，或者将“field”联想为“田野”，与“煤”相关的场景进行联想记忆。

coal field的英文词源：

coal field这个词源自于英语，其词义与来源地有关。它来源于拉丁语中的“coa”和“field”，这两个词分别表示煤炭和田野。因此，coal field的意思就是“煤炭矿区”或“煤炭产地”。

变化形式：

在英语中，coal field的形式没有发生太大的变化，它保持了原始的形式。

相关单词：

1. coal mining（煤炭开采）：这个词是由coal和mining组成的，表示开采煤炭的活动。

2. coal industry（煤炭工业）：这个词是由coal和industry组成的，表示煤炭开采和加工的行业。

3. coal bed（煤层）：这个词是由coal和bed组成的，表示煤炭层或煤炭堆积层。

4. coal seam（煤层）：这个词与coal bed相似，但表示的是具体的煤层或煤炭堆积层。

5. coal-bearing（含煤的）：这个词是由coal和bearing组成的，表示含有煤炭的。

6. coal-rich（富煤的）：这个词是由coal和rich组成的，表示煤炭资源丰富的。

7. coal-fired（燃煤的）：这个词是由coal和fire组成的，表示使用煤炭作为燃料的。

8. coal-gasification（煤气化）：这个词是由coal和gasification组成的，表示将煤炭转化为气体燃料的过程。

9. coal-bed methane（煤层气）：这个词是由coal-bed和methane组成的，表示从煤炭层中提取的气体燃料。

10. coal-to-liquor（煤制油）：这个词是由coal和liquor组成的，表示将煤炭转化为液体燃料的过程。

总之，coal field这个词在英语中表示煤炭矿区或煤炭产地，相关的单词也与煤炭开采、加工、利用等有关。

常用短语：

1. coal mining field

2. coal-bearing field

3. coal-rich field

4. coal-mining area

5. coal-field reserve

6. coal-field exploration

7. coal-field development

例句：

1. We are working in a coal-field reserve to protect the environment and ensure energy supply.

2. The government is investing in the development of a new coal-field in order to increase the country"s energy resources.

3. Coal mining has caused environmental damage in some coal-field areas.

4. The exploration of a new coal-field is a complex process that requires careful planning and management.

5. The government should invest more in the development of coal-field reserves to ensure energy security for the future.

英文小作文：

Coal is an important source of energy in many countries, and coal-field reserves are crucial for its production. However, the development of coal-fields can have negative impacts on the environment, such as soil erosion and water contamination. Therefore, it is essential to ensure that the exploration and development of coal-fields are carried out in a sustainable manner that balances environmental protection and energy production.

In order to achieve this, it is necessary to invest in advanced technology and equipment for mining operations, as well as to implement strict environmental protection measures and policies. By doing so, we can ensure that coal-field reserves are developed in a way that benefits both the environment and society as a whole.