confidential
/kɒnfɪˈdenʃəl/adjective
1- intended to be kept secret保密的; 机密的：
confidential information
机密情报
we won't name the informant because it's confidential.
我们不会说出提供消息者的名字, 因为这是保密的。
1.1
- (of a person's tone of voice) indicating that what one says is private or secret（语气）表示所言是保密的; 私下的：
he dropped his voice to a confidential whisper.
他压低嗓音, 用隐秘的口吻窃窃私语。
1.2
- attrib. entrusted with private or restricted information受到信任的; 因受到信任而了解机密的; 被视为心腹的：
a confidential secretary
机要秘书。
派生词