A doctor who gives away confidential information about patients is not behaving professionally.
医生把病人的私人资料透露出来是违反职业道德的.
Don't repeat what I said (to anyone) it's confidential.
别把我的话告诉别人--这是秘密.
I must stress that what I say is confidential.
我要强调我说的话是保密的。