| 单词 | rope boring |
| 释义 | Definition of rope boring in English:rope boringnoun
OriginMid 19th century; earliest use found in Warington Smyth (1817–1890), mining engineer and geologist. Definition of rope boring in US English:rope boringnoun
OriginMid 19th century; earliest use found in Warington Smyth (1817–1890), mining engineer and geologist. |
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