permissive action link
noun
A mechanism in or attached to an (especially nuclear) weapon, which prevents unauthorized arming or launching.
Origin
1960s; earliest use found in The Times.
| 单词 | permissive action link |
| 释义 | permissive action linknoun A mechanism in or attached to an (especially nuclear) weapon, which prevents unauthorized arming or launching. Origin |
| 随便看 |
英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。