Its blade slides back and forth near the surface of the soil, chopping off the tops of weeds without disturbing too much underneath.
The darkly shaded part 1, the fixed frame or block of the pump or engine, contains a cylinder, depicted in cross section by its walls DE and FG, in which the piston, part 4, slides back and forth.
The parkway itself slides back and forth across the border four times on its way across the Island, each time marked by a sign -- "Nassau County," "Boro of Queens, Nassau Countyty," "Boro of Queens" -- which starts to feel like a tug of war.
The middle row of seats also slides back and forth, allowing you to make your own compromise between leg-room and luggage space.
The sentimentality of these scenes is undercut by their frank, understated absurdity, and by the way Mr. Evets, a nimble and instinctive actor, slides back and forth between incredulity and shrugging acceptance of his famous, imaginary friend's presence.
He has devised a clever structure for the book, which slides back and forth between the Bissell family story and straightforward narrative accounts of the war that are rigorous and convincing.
The narrative slides back and forth across the decade but stays principally in the present day, with most of the mid-noughties conjured through Lauren and Ian's 2004 Hotmail exchanges.
The text slides back and forth between verbal and nominal uses of zhi, all the while embedding them in complex strings of quantifiers and negations whose scope is often vague.
A robotic crane removes the bundles from the pool and feeds them into a huge wedge-shaped device that slides back and forth like a deli slicer, carving thin layers off the ends.
(The keyboard was positioned atop springs so that it could slide back and forth laterally, producing a kind of vibrato).
