Working in secret, they cross that line. The result is horrifying yet mesmerizing.

VOA: standard.2010.06.09

So we revise the personality theory to say, the secret to personal identity is having the same personality-- provided that there's no branching.

所以我们对人格理论稍作修改，提出人格理论的秘诀在于-,给人格提供无分支的前提。

耶鲁公开课 - 死亡课程节选

Earlier this month CIA director Panetta banned the use of contract - that is,non-employee - interrogators and ordered the agency's network of secret prisons to be shut down.

VOA: standard.2009.04.17

Some Middle East analysts say it is no secret that the Gaza blockade has not significantly weakened Hamas, which Israel and the United States say is an Iranian-backed terrorist organization.

VOA: standard.2010.06.10

Lipman says it is no secret that many Russians do not consider the Caucasus to be a part of the "real" Russia and prefer not to think about events there.

VOA: standard.2010.04.01

"Also,in the form of fighting terrorism. There is nothing new that now after 9/11, in the global fight against terrorism, that secret places of detention again came to the forefront of our attention, of course,in the context of CIA practices, but going far beyond that."

VOA: standard.2009.03.21