起誓

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.

要她起誓保守才告诉她所发生的事情。

Maria made me swear I would never tell anyone.

玛丽亚起誓永远都不会告诉任何人。

I swear by all I hold dear that I had nothing to do with it.

所有最珍贵的东西起誓和这件事情毫无关联。