的意思 coal bed

1. The miners were working in the coal bed to extract the precious resource.
矿工们正在煤层中工作，提取宝贵的资源。

2. The coal bed was deep underground and required specialized equipment to access.
煤层深埋地下，需要专门的设备才能进入。

3. The coal bed was known for its high quality coal that was in high demand.
这个煤层以其高质量的煤炭而闻名，需求量很大。

4. The coal bed had been mined for generations, providing a steady source of income for the local community.
这个煤层已经被开采了几代人，为当地社区提供了稳定的收入来源。

5. The environmental impact of mining in the coal bed was a major concern for conservationists.
矿工在煤层中开采对环境的影响是保护主义者的主要关注点。

6. The government had designated the coal bed as a protected area to prevent further exploitation.
政府已将这个煤层指定为受保护区，以防止进一步开采。