A constant round of calls made and calls received.
Since leaving the army, he's been on a constant round of lecture tours.
He doesn't believe in a constant round of price cutting.
The shy woman was terrified by the constant round of public appearances that her new life imposed on her.
Since then, he has been engaged in a constant round of battles with state and Federal officials alike.
Life is a constant round of gala events and balls.
And teachers and parents can avoid the constant rounds of phone tag by simply leaving E-mail messages for one another.
I want constant rounds of chopper hops to get these people inside Petra.
In fact, the officer classes seem to have been engaged in a constant round of visits.
Many politicians view the constant round of fund-raisers as distractions from more traditional political commitments.