有确信的 meaning in Chinese

positive

" we do know of certain knowledge that he [ osama bin laden ] is either in afghanistan , or in some other country , or dead .
“我们有确信的消息知道他(奥萨马本.拉灯)不是在阿富汗就是在其他国家或是死了。 ”
Given this , it is critical that you are aware of the expectations , are well prepared and have an assured approach to the examination
有鉴于此，关键是你要意识到考试的要求，作好充分准备并有确信的方法来考试。