what's up
what's up
What's up?
what’s ˈup?
(informal)1 what’s the matter?: What’s up with him? He looks furious.
2 (especially American English) what’s new?; what’s happening?: Hey Jo, what’s up?
英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。