阿曼外长：伊朗与美国的第五轮核谈判将在双方都与各自领导层进行磋商后举行。

Core Points - The fifth round of nuclear negotiations between Iran and the United States will take place after both sides consult with their respective leaderships [1] Group 1 - The negotiations are significant as they involve key discussions on nuclear policies [1] - The timing of the talks indicates a strategic approach by both nations to align with their leaderships before proceeding [1]