| 单词 | pulley frame |
| 释义 | Definition of pulley frame in English:pulley framenoun
OriginMid 19th century; earliest use found in George Greenwell (1821–1900). Definition of pulley frame in US English:pulley framenoun
OriginMid 19th century; earliest use found in George Greenwell (1821–1900). |
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