That, madame, is an official secret; but if you have any commissions for Paris, a friend of mine is going there to-night, and will with pleasure undertake them.

夫人，这是法院的秘密，但假如您在巴黎有什么事要办，我的一位朋友今晚上就上那儿去。

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A government official disclosed that they were on a secret blacklist.

一位政府官员透露说，他们被列入了秘密黑名单。

《柯林斯英汉双解大词典》

The J-20 was until recently so secret that it did not have an official name and was known as the J-XX among Western defense and intelligence officials and experts.

J - 20知道最近还是非常机密的，所以没有一个官方名称，在西方防务和情报官员及专家中使用J - XX的说法。

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The official number is secret, but news reports say the general wants about The request is controversial, not least because with the U.S.troop level in Iraq expected to remain around its current 120,000 for at least several more months, the strain on the U.S.Army is considerable.

VOA: standard.2009.10.13

If that sounds a funny sort of privatisation, it is all the funnier because seemingly nobody, unless this is a very well-kept official secret, knows how the savings bank is going to operate from 2007 onwards, even while it is still under state management.

ECONOMIST: The future of Japan's postal savings bank remains a mystery

At one of its major 2008 conferences, for instance, the ACLU invited Daniel Ellsberg, the former Rand Corporation official who leaked the top secret Pentagon Papers regarding US involvement in Vietnam to The New York Times in 1971 to serve as it keynote speaker.

CENTERFORSECURITYPOLICY: A cautionary tale

From 1998 to 2002, the SEC alleges, IBM employees in South Korea paid off 16 South Korean government officials, including stuffing cash into shopping bags and IBM envelopes and handing them over in secret meetings in parking lots near an official's office and home.

WSJ: IBM Settles Bribery Charges With SEC