key screw
noun
A key used for gripping and turning screws; (also) a screw that can be turned by means of a separate key, or by an integral key-like head.
Origin
Early 19th century.
| 单词 | key screw |
| 释义 | key screwnoun A key used for gripping and turning screws; (also) a screw that can be turned by means of a separate key, or by an integral key-like head. Origin |
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