in the know 〈口〉知情的，熟知内幕的，消息灵通的 We are not in the know on the disarmament. 我们不了解裁军问题的内情。 She enjoyed the feeling of being in the artistic know. 她因感到自己熟谙艺术而很得意。 I have undertaken all the enquiries personally. There is no one else in the know. 我亲自负责回答一应询问。没有其他人知道内情。