This is essentially a table roll with a sawtooth surface which pulses the wire.

这是一个必要的带锯齿表面的案辊，可以在网子上产生脉冲。

youdao

youdao

youdao

And now that they're on a roll, will they sign at the negotiating table less than they can win by fighting?

CNN: Ground offensive could threaten peace process

If you really write out bills at the kitchen table and not in the home office, says Ewer, get yourself a wheeled cart you can roll where the work gets done.

CNN: Decluttering before the New Year