toing and froing

Từ điển Oxford Advanced Learner 8th

ˌtoing and ˈfroing idiom
1. movement or travel backwards and forwards between two or more places
•All this toing and froing between London and New York takes it out of him.
2. a lot of unnecessary or repeated activity or discussion
•After a great deal of toing and froing, I decided not to change jobs after all.
Main entry: ↑toing_idiom