coalbox的音標是[?k??lb?ks]，基本翻譯是“煤箱”或“煤箱車”。速記技巧可以考慮使用發音類似的單詞來幫助記憶，例如“扣不克斯”可以幫助記憶這個單詞的拼寫和發音。

coalbox的英文詞源：

coalbox這個詞源自英語，其詞根“coal”意為“煤”，而“box”意為“箱子”。因此，“coalbox”可以理解為“煤箱”或“煤罐”。

變化形式：

coalbox作為名詞，其復數形式為“coalboxes”。

相關單詞：

1. coalmine意為“煤礦”，與coalbox有相似的含義，都與煤炭有關。

2. anthracite意為“無煙煤”，是一種常見的煤炭類型，與coalbox也有一定的關聯。

3. coke意為“焦炭”，是一種由煤炭經過高溫燃燒制成的產品。

4. briquette意為“煤塊”，是一種壓縮的煤炭產品，通常用于燃燒。

5. lignite意為“次煙煤”，是一種常見的煤炭類型，與coalbox也有一定的關聯。

6. coalbed意為“煤層”，指的是煤炭儲存在地層中的情況。

7. coal-fired意為“燃煤的”，表示使用煤炭作為燃料的情況或技術。

8. coal-powered意為“燃煤發電廠”，指的是利用煤炭產生電力的大型設施。

9. coal-mining意為“采煤業”，與coalbox有相似的職業含義。

10. coal-transport意為“煤炭運輸”，指的是將煤炭從產地運送到消費地的過程。

常用短語：

1. coal box 煤炭箱

2. coal bunker 煤倉

3. coal-fired boiler 燃煤鍋爐

4. coal-burning engine 燃煤發動機

5. coal mine 煤礦

6. coal-fired power plant 燃煤發電廠

7. coal-powered vehicle 燃煤動力車輛

例句：

1. The coal box of my car is full of coal.

2. The coal bunker is full of coal for the power plant.

3. The coal-fired boiler is used to generate heat and power.

4. The coal-burning engine is a traditional power source for vehicles.

5. Coal mining is a dangerous and dirty job.

6. Coal-fired power plants are a major source of energy production.

7. We should reduce our dependence on coal-powered vehicles and promote clean energy.

英文小作文：

Coal is a crucial source of energy for many countries, but it also has negative impacts on the environment. As the use of coal-powered vehicles continues to rise, we must take measures to reduce our carbon footprint and promote clean energy alternatives. By investing in renewable sources of energy such as solar and wind power, we can help create a sustainable future for ourselves and future generations. At the same time, we must also ensure that coal mining operations are carried out in a safe and environmentally responsible manner, to minimize the negative impacts on the local communities and the environment.