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gyration 音標拼音: [dʒɑɪr'eʃən] n. 旋回,回轉,旋轉 旋回,回轉,旋轉 gyration n 1: a single complete turn ( axial or orbital); " the plane made three rotations before it crashed"; " the revolution of the earth about the sun takes one year" [ synonym: { rotation}, { revolution}, { gyration}] 2: the act of rotating in a circle or spiral [ synonym: { gyration}, { whirling}] Gyration \ Gy* ra" tion\ ( j[- i]* r[= a]" sh[ u^] n), n. 1. The act of turning or whirling, as around a fixed center; a circular or spiral motion; motion about an axis; rotation; revolution. [ 1913 Webster] The gyrations of an ascending balloon. -- De Quincey. [ 1913 Webster] If a burning coal be nimbly moved round in a circle, with gyrations continually repeated, the whole circle will appear like fire. -- Sir I. Newton. [ 1913 Webster] 2. ( Zool.) One of the whorls of a spiral univalve shell. [ 1913 Webster] { Center of gyration}. ( Mech.) See under { Center}. { Radius of gyration}, the distance between the axis of a rotating body and its center of gyration. -- Rankine. [ 1913 Webster] 38 Moby Thesaurus words for " gyration": angular momentum, angular motion, angular velocity, axial motion, bowling, centrifugation, circuit, circulation, circumgyration, circumrotation, circumvolution, full circle, gyre, pivoting, reeling, revolution, roll, rolling, rotation, rotational motion, round, spin, spinning, swinging, swirling, swiveling, trolling, trundling, turbination, turn, turning, volutation, volution, wheel, wheeling, whir, whirl, whirling
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