This is strictly confidential. 严格保密。

　　This is just between you and me.只有你和我知道哦。

　　I wont say anything. 我什么都不说。

　　My lips are sealed. 我的嘴很严的。

　　It was a slip of the tongue. 我无意中说漏了嘴。

　　I spilled the beans. 我泄露了秘密。

　　You are such a blabbermouth.你真是一个大嘴巴。

　　Your secret is safe with me. 我给你保密。

　　She has a big mouth, and doesnt know how to keep a secret. 她是个大嘴巴，不会保密。

　　What is said in this room stays in this room 不许外传!!