Information that is confidential is meant to be kept secret or private.
例句
She accused them of leaking confidential information about her private life...她指責(zé)他們泄露其私生活的秘密。We'll take good care and keep what you've told us strictly confidential, Mr. Lane.萊恩先生，我們會(huì)非常小心，對(duì)您告訴我們的事嚴(yán)格保密。
ADJ-GRADED
悄悄的;隱秘的
If you talk to someone in a confidential way, you talk to them quietly because what you are saying is secret or private.
例句
'Look,' he said in a confidential tone, 'I want you to know that me and Joey are cops.'...“聽(tīng)著，”他悄聲說(shuō)，“我想讓你知道我和喬伊是警察。”His face suddenly turned solemn, his voice confidential.他臉上的神情突然嚴(yán)肅起來(lái)，聲音也壓低了。
英英詞典釋義
Noun
1. the state of being secret;
"you must respect the confidentiality of your client's communications"