what's on idiom
正在发生的事（常用在报纸的标题中，用来预告下周或下个月将发生的大事或娱乐事件）
used to mean "what is happening". This phrase is often used as the title of the part of a newspaper that tells you about events and entertainment happening in the next week or month.
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。