| 单词 | rack pin |
| 释义 | Definition of rack pin in English:rack pinnoun ˈrak pɪn
OriginLate 19th century; earliest use found in William Edward Dickson (1823–1910). From rack + pin. Definition of rack pin in US English:rack pinnounˈrak pɪn
OriginLate 19th century; earliest use found in William Edward Dickson (1823–1910). From rack + pin. |
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