All the researchers on the project are sworn to secrecy.

该项目的所有研究人员都按要求起誓保守。

Before telling her what happened, I had sworn her to secrecy.

要她起誓保守后才告诉她所发生的事情。

The mischief of the matter is that you didn't keep your promise to keep it secret

这件事坏就坏在你没有遵守诺言保守。

According to the advice given by Mr. Snicket in his “What Shall I Do, Lemony Snicket?” advice column, what is the best way to keep a secret?

根据史尼奇先生在「该怎麽办，雷蒙尼．史尼奇」专所提出的忠告，保守的最佳方法是？