prime sb (for/with sth)事先指点；使（某人）做好准备
prime sb to do sth 事先知会（交代）某人注意……
They had been primed with good advice.
他们事先得到了高人指点。
He had primed his friends to give the journalists as little information as possible.
他已经知会他的朋友，尽量少向记者透露消息。
As a reporter, you must be well primed with facts before you start to write your article.
作为一名记者，在撰稿前先要拥有充足的事实。