n. (文件)解密, 从机密表删除
n. reduction or removal by the government of restrictions on a classified document or weapon
1. So it looks as if it's a runofthemill declassification of records.
这样就看起来像是 一般性的文件解禁了
以上参考资料就是本英汉词典详细汇总的单词declassification的翻译英语含义,如有错漏请向我们提供反馈意见。