pin-mark
Type-founding (now disused )
noun
A circular impression on the side of a piece of type, made by the ejection mechanism of the casting mould.
Origin
Late 19th century; earliest use found in Charles Jacobi (1853–1933).
| 单词 | pin-mark |
| 释义 | pin-markType-founding (now disused ) noun A circular impression on the side of a piece of type, made by the ejection mechanism of the casting mould. Origin |
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