spiral
柯林斯词典
1. N-COUNT A spiral is a shape which winds around and around, with each curve above or outside the previous one. 螺旋形
The maze is actually two interlocking spirals. 这个迷宫实际上是两个连锁的螺旋体。
2. ADJ Spiral is also an adjective. 螺旋形的[ADJ n]
...a spiral staircase. …一段旋梯。
3. V-T/V-I If something spirals or is spiralled somewhere, it grows or moves in a spiral curve. 使…螺旋式生长或移动; 螺旋式生长或移动
Vines spiralled upward toward the roof. 藤蔓螺旋式向上朝屋顶生长。
The aircraft began spiralling out of control. 那架飞机开始做螺旋式飞行,失去了控制。
4. N-COUNT Spiral is also a noun. 螺旋式运动
Larks were rising in spirals from the ridge. 云雀在从山脊上盘旋飞升。
5. V-I If an amount or level spirals, it rises quickly and at an increasing rate. 加速上升
Production costs began to spiral. 生产成本开始加速上涨。
...spiralling health care costs. …加速上涨的各种保健费用。
6. N-SING Spiral is also a noun. 加速上升
...an inflationary spiral. …一次通胀性的激增。
7. V-I If an amount or level spirals downward, it falls quickly and at an increasing rate. 加速下降
House prices will continue to spiral downwards. 房价将继续加速下跌。
8. N-SING Spiral is also a noun. 加速下降
...a spiral of debt. …债务的加剧减少。
返回 spiral
spiral /ˈspaɪərəl/ (spiralling,spiralled,spirals)
剑桥词典
- a shape made up of curves , each one above or wider than the one before
- The country's economy is on a downward spiral.
- The pasta was in small spiral shapes .
- The staircase was a grand spiral of marble . 返回 spiral
螺旋形
A corkscrew is spiral-shaped . 瓶塞钻是螺旋形的。
downward spiral
a situation in which a price , etc. becomes lower , or a situation gets worse and is difficult to control because one bad event causes another
(价格等的)不断下降;(局面的)迅速恶化;螺旋式恶性下滑
This year's downward spiral of house prices has depressed the market . 今年房价的持续下跌造成了市场的疲软。
We have to avoid the downward spiral in which unemployment leads to homelessness and then to crime . 我们必须避免失业导致无家可归,进而导致犯罪的恶性循环。
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