The content of her report is shrouded in secrecy (= being kept secret).
她的报告内容依然保秘。
I'd love to tell you about it, but Martin's sworn me to secrecy (= made me promise not to tell anyone).
我想告诉你,可是马丁让我发誓保守秘密。
There has been strong criticism of the secrecy surrounding the negotiations.
人们指责谈判不该那么神秘。