bovey coal
📖 中文释义
- [机] 车轮矿
📘 English Definition（英文释义）
- A kind of mineral coal, or brown lignite, burning with a
- weak flame, and generally a disagreeable odor; -- found at Bovey
- Tracey, Devonshire, England. It is of geological age of the oolite, and
- not of the true coal era.