| 释义 |
volution|vəˈljuːʃən|
[f. L. volūt-, ppl. stem of volvĕre to turn, after revolution, etc.]
1. A rolling or revolving movement. Also fig.
1610J. Mason Turke ii. iii. E 3, This..shall conduct him to the bed of Borgias: amidst whose waking plotts & state volutions, the amorous youth must needs be hartyly welcome. 1741H. Brooke Constantia 804 Wks. 1789 I. 306 Yet these the inanimate volution keep, And roll eliptic thro' the boundless deep. 1762Falconer Shipwr. ii. 43 The [water⁓spout's] swift volution, and the enormous train, Let sages versed in nature's lore explain. 1819Shelley Ess. & Lett. (1852) II. 216 To bear them over the earth, as the rapid volutions of a tempest have the ever-changing trunk of a water⁓spout. 1831[Mary Berry] Soc. Life England & France 395 The art of quickening..the motion of his heart he certainly possessed, as he made his pulse keep pace with the volutions of the divining rod.
2. A spiral turn or twist; a coil or convolution.
1752J. Hill Hist. Anim. 152 At the head there stands a small conic clavicle, formed of about four volutions. 1766Phil. Trans. LVI. 208 The crane..has such a turning of the aspera arteria in the keel of the sternum; but the volution of this bird is round within the bone. 1786Ibid. LXXVI. 161 It is generally coiled up into four volutions. 1842Poe Marie Roget Wks. 1864 I. 220 Two circular excoriations, apparently the effect of ropes, or of a rope in more than one volution. 1854S. P. Woodward Mollusca ii. 191 Nidamental ribbon rather wide, forming a spiral coil of few volutions.
3. A whorl of a spiral shell.
1884Proc. Zool. Soc. 262 Four specimens of a small Melania were collected..all eroded at the upper part of the spire, leaving only four volutions remaining. |