In order to make small turns, wheelchairs need to have small front wheels but those tend to get stuck on cracks or when rolling over rough surfaces like gravel.
The sound of mounted police trotting along the street -- clickety-clack, clickety-clack -- and trucks rolling over the uneven surface -- clunk-clunk, clunk-clunk -- led Mr. Schaps to declare, "Let's get rid of the bed".
Old Art is rolling over in the grave".
The setting was ethereal, with pink and orange canyon walls scraping the sky overhead and vapors rising and rolling over the water's surface.
The atomic coordinates and radii of the atoms of the peptide were used to define the dielectric cavity region as the volume inaccessible to contact by a sphere of radius 1.4 Å rolling over the peptide molecular surface.
Within minutes, mothers and calves surrounded us, surfacing and rolling over next to our pangas.
The bus rolling over on its side".
As soon as it surfaced, it started rolling over and thrashing violently, baring its long teeth and reminding us that it is several hundred pounds of powerful marine predator.
That just raises the cost of rolling over Treasury bills.
The infant was rolling over, and sitting with support.
