in AM, use 美国英语用 spiraling, spiraled
1 N-COUNT 螺旋(形) A spiral is a shape which winds round and round, with each curve above or outside the previous one. 螺旋(形)
Spiral is also an adjective.
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...a spiral staircase.
螺旋形楼梯
2 V-ERG (使)盘旋着生长(或移动) If something spirals or is spiralled somewhere, it grows or moves in a spiral curve. (使)盘旋着生长(或移动) [Also VERB]
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Vines spiraled upward toward the roof. [VERB adv./prep.]
藤蔓盘旋着朝屋顶方向生长。
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...a bullet spiralling out of a gun barrel. [VERB adv./prep.]
从枪管里飞旋而出的子弹
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A joss stick spiralled smoke. [VERB noun]
一柱线香青烟袅袅。
3 VERB (数量、水平)急遽增长 If an amount or level spirals, it rises quickly and at an increasing rate. (数量、水平)急遽增长
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Production costs began to spiral. [VERB]
生产成本开始急遽上升。
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...a spiralling trend of violence. [VERB-ing]
暴力急遽上升的态势
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The divorce rate is spiralling upwards. [VERB adv./prep.]
离婚率正急遽上升。
SYN soar, rise, escalate, climb
4 VERB (数量、水平)急遽变化 If an amount or level spirals downwards, it falls quickly and at an increasing rate. (数量、水平)急遽变化
SYN soar, rise, escalate, climb
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