| 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 line2. 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 |