| 单词 | spiral |
| 释义 | spiral adj advancing or ascending in a continuous curve that winds round a central point 螺旋形的; 盘旋的 a spiral staircase 螺旋式楼梯 A snail´s shell is spiral in form. 蜗牛壳是螺旋形的. spiral, n 1 (a) spiral line 螺线. (b) object that has a spiral shape 螺旋状的物体. 2 continuous increase or decrease in two or more quantities alternately because each depends on the other(s) 互为前提的至少两个量之间的交替上升或下降 an inflationary spiral 螺旋式上升的通胀 the spiral of rising wages and prices 工资和物价的交替上升. 3 (idm 习语) a vicious spiral => vicious. spiral, v (-ll-; US also -l-) 1 [Ipr, Ip] move in a spiral course 螺旋形移动; 盘旋移动 The falling leaf spiralled to the ground. 落叶盘旋著飘到了地上. The smoke spiralled upwards. 那股烟袅袅上升. 2 [I, Ip] increase or decrease continuously 连续增长或减少 Prices are still spiralling, ie increasing rapidly. 物价仍在急剧上涨. |
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