. _:vb6871878 . _:vb6871880 "1879, R[ichard] J[efferies], \u201CThe First Gun\u201D, in The Amateur Poacher, London: Smith, Elder, & Co.,\u00A0[\u2026], \u2192OCLC, pages 9\u201310:"@en . _:vb6871880 "It was not far from the house; but the ground sank into a depression there, and the ridge of it behind shut out everything except just the roof of the tallest hayrick. As one sat on the sward behind the elm, with the back turned on the rick and nothing in front but the tall elms and the oaks in the other hedge, it was quite easy to fancy it the verge of the prairie with the backwoods close by."@en . _:vb6871880 . _:vb6871881 "Turbines have been around for a long time\u2014windmills and water wheels are early examples. The name comes from the Latin turbo, meaning vortex, and thus the defining property of a turbine is that a fluid or gas turns the blades of a rotor, which is attached to a shaft that can perform useful work."@en . _:vb6871881 . _:vb6871881 "2013 July-August, Lee S. Langston, \u201CThe Adaptable Gas Turbine\u201D, in American Scientist:"@en . "1.2" . _:vb6871879 "Turn the knob clockwise."@en . _:vb6871878 "(transitive) To change the direction or orientation of, especially by rotation."@en . _:vb6871879 .