submarine coal field

例句：

1. 1. The submarine coal field isa major source of energy for the region.
   海底煤田是该地区的主要能源来源。
2. 2. Theexploration team has discovered new reserves inthe submarine coal field.
   勘探队在海底煤田发现了新的储量。
3. 3. The submarine coal field is being developed tosupport the growing demand for energy.
   正在开发海底煤田以支持不断增长的能源需求。