what are we waiting for?
US /wʌt ɑr wi ˈweɪtɪŋ fɔr/
UK /wʌt ɑr wi ˈweɪtɪŋ fɔr/

1.
我們還在等什麼?, 為什麼不開始?
used to ask why there is a delay or hesitation in doing something
:
•
The movie is about to start, what are we waiting for?
電影快開始了,我們還在等什麼?
•
All the preparations are done, what are we waiting for?
所有準備都做好了,我們還在等什麼?