| 单词 | rope roll |
| 释义 | Definition of rope roll in English:rope rollnoun Mechanics
OriginEarly 19th century; earliest use found in John Farey (1766–1826), geologist and surveyor. Definition of rope roll in US English:rope rollnoun Mechanics
OriginEarly 19th century; earliest use found in John Farey (1766–1826), geologist and surveyor. |
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