open sight
noun
(Of a firearm) a non-optical sight which must be superimposed upon the aiming point to achieve correct aim.
Origin
Late 16th century; earliest use found in John Smythe (?1534–1607), soldier, diplomat, and writer.
| 单词 | open sight |
| 释义 | open sightnoun (Of a firearm) a non-optical sight which must be superimposed upon the aiming point to achieve correct aim. Origin |
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