winding in a continuous and gradually widening (or tightening) curve, either around a central point on a flat plane or about an axis so as to form a cone
盘旋(上升)的;螺旋(形)的
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a spiral pattern. 螺旋形图案。
winding in a continuous curve of constant diameter about a central axis, as though along a cylinder; helical
圆柱螺旋形的。
(of a stairway)constantly turning in one direction as it rises, around a solid or open center
(楼梯)螺旋上升的。
【医】 扭折(骨折的一种)。
short for
<Bold>SPIRAL-BOUND</Bold>的简称
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a spiral notebook. 一个螺旋装订的笔记本。
a spiral curve, shape, or pattern
螺旋形
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he spotted a spiral of smoke. 他看见了一股缭绕上升的烟雾。
a spiral spring
螺旋形弹簧。
【天文】 <Bold>SPIRAL GALAXY</Bold>的简称。
(亦作
(物价、工资等的)恶性螺旋形上升(或下跌)
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an inflationary spiral. 螺旋形恶性通货膨胀。
a process of deterioration through the continuous increase or decrease of a specified feature
(因特定情况的持续加剧或减弱所引起的)恶化过程,恶变
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this spiral of deprivation and environmental degradation. 这一贫困和环境退化的恶化过程。
[no obj., with adverbial of direction]move in a spiral course
螺旋形运动
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a wisp of smoke spiralled up from the trees. 一缕轻烟从林中袅袅升起。
[with obj. and adverbial]cause to have a spiral shape or follow a spiral course
使成螺旋形,使螺旋形运动
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spiral the bandage round the injured limb .在受伤的肢体上一圈圈缠上绷带。
[no obj.]show a continuous and dramatic increase
持续急剧上 升
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inflation continued to spiral 通货膨胀持续飙升
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[as adj.
spiralling ]he needed to relax after the spiralling tensions of the day. 在一整天不断升压的紧张之后他需要休息。
(
持续下降;持续恶化
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he expects the figures to spiral down further. 他估计那数字会进一步下降。
"mid 16th cent. (as an adjective): from medieval Latin