保密用英语口语怎么说

To keep something confidential in Engpsh, you can say "keep it under wraps" or "keep it a secret." For example: "Can you please keep this information under wraps until we're ready to announce it?" or "I need to tell you something, but you have to promise to keep it a secret." You can also use the phrase "on the down low" to indicate that something should be kept confidential. For example: "I'm going to tell you something, but you have to keep it on the down low."