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词组 spiral
释义 spiral
spiraladj. [′spaɪrǝl]
双解释义
 螺旋的 advancing or ascending in a continuous curve that winds round a central point
句型例句
用作表语
▲ S+be+~+prep.-phrase
 A snail's shell is spiral in form. 蜗牛壳呈螺旋形。
spiraln. [′spaɪrǝl] (spirals)
双解释义
1. C 螺旋(线)spiral line
2. C 螺旋式的上升(或下降)continuous increase or decrease in two or more quantities alternately because each depends on the other(s)
句型例句
 A coiled spring forms a spiral. 一条卷起来的弹簧形成一个螺旋形。
 They ticked off a few specific causes for the price spiral in their country. 他们列举了他们国内物价螺旋形上升的几个具体原因。
spiralv. [′spaɪrǝl] (spirals;spiralled/〈美〉spiraled;spiralling/〈美〉spiraling)
双解释义
1. vi.盘旋上升(或下降)move in a spiral course
2. vi.(物价等)不断急剧地上升(或下降)increase or decrease continuously
句型例句
用作不及物动词
▲ S+~(+A)
 The falling leaf spiralled to the ground. 落叶盘旋着飘到了地上。
 Prices are still spiralling. 物价仍在急剧上涨。
补充资料
 [派生词] spirally adv.螺旋地,盘旋地
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更新时间:2024/10/30 16:20:28