coalfield

🇬🇧/ˈkəʊlfiːld/ 🇺🇸/ˈkoʊlfiːld/ 62
A coalfield is a region where there is coal under the ground. 煤田

noun [专属名词]煤田

The park lies on top of a coalfield. 这个公园位在一个煤田上。

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