fros

the to-and-fro of a pendulum

Wilkie watched the to and fro of their dancing.

They travel to and fro between London and Paris.

There is guard toing-and-froing along the rampart.

To move to and fro over;cross and recross.

the Secretary of State shuttled to and fro seeking compromise.

There’s been a lot of toing and froing next door today. I wonder what’s happening.

All this toing and froing between London and Paris is making him tired.

After a great deal of toing and froing, I decided not to change jobs after all.

The crank and connecting rod mechanism (CCRM) is often used in automatization machineries.It can transform circumrotation movement into to-and-fro beeline movement.

In a huge sideways jumps called a grand jete, a skillful ballet dancer seems to float fro an impossible length of time.

The carvings on the cabin have lost lustre (faded) long before , the slates on the road have been outworn to their slipperiness by to-and-fros of generations.

Another means of extracting DHEA is introduced,Extracting DHEA fro m the residue of sweet potato,namely,Dehydro epi androsterone.

A new training apparatus for legs based on crank and rocker mechanism,is proposed in this paper.It can simulate the to-and-fro motion of the sporter's legs realistically.