See carbon cycle.
Zoom Through “Spin Class” With These 10 Cycling TermsCycling no doubt courses throughout our life and culture, but so does the language of the sport and activity. So, strap on your helmets: we're going to spin through some of the zippiest terms in cycling, past and present.
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Examples from the Web for bethe cycle
Even von Schlichten, who had seen H-bombs and Bethe-cycle bombs, was impressed.Uller Uprising|Henry Beam Piper, John D. Clark and John F. Carr