dial lock
noun
A lock equipped with a dial or set of dials, having hands or pointers which must be set in a particular way before the bolt will move.
Origin
Mid 19th century; earliest use found in The Liverpool Mercury.
| 单词 | dial lock |
| 释义 | dial locknoun A lock equipped with a dial or set of dials, having hands or pointers which must be set in a particular way before the bolt will move. Origin |
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