coal trough
noun
1A trough used as a container for coal.
2 Geology an elongated depression containing coal-bearing strata.
Origin
Late 18th century; earliest use found in The Sporting Magazine.
| 单词 | coal trough |
| 释义 | coal troughnoun 1A trough used as a container for coal. 2 Geology an elongated depression containing coal-bearing strata. Origin |
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