toing and froing
US /ˈtɔɪŋ ənd ˈfroʊɪŋ/
UK /ˈtɔɪŋ ənd ˈfroʊɪŋ/

1.
來回, 反覆討論, 反覆協商
moving backward and forward or from side to side; a constant movement or activity, often involving discussion or negotiation
:
•
There was a lot of toing and froing before we finally agreed on the terms.
在我們最終同意條款之前,有過很多來回。
•
The constant toing and froing of the pendulum was mesmerizing.
擺錘不停的來回擺動令人著迷。