rock cutting
noun
1The action of excavating a passage for a canal, railway, etc., in rock.
2The passage thus excavated.
Origin
Early 19th century; earliest use found in Supporter & Scioto Gazette (Chillicothe, Ohio).
| 单词 | rock cutting |
| 释义 | rock cuttingnoun 1The action of excavating a passage for a canal, railway, etc., in rock. 2The passage thus excavated. Origin |
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