Translation of "spiral" - English-Traditional Chinese dictionary

spiral

verb [ I usually + adv/prep ] uk us /ˈspaɪə.rəl/ US  /ˈspaɪr.əl/ (-ll- or US USUALLY -l-)

to move in a spiral

呈螺旋式上升(或下降);盤旋上升(或下降)
With one wing damaged, the model airplane spiralled downwards. 模型飛機的一個機翼壞了,盤旋下墜。

If costs, prices, etc. spiral, they increase faster and faster

(費用、價格等)急遽成長,急速上升
Spiralling costs have squeezed profits. 急遽上升的成本壓縮了利潤空間。
spiral downwards

(of prices, etc.) to get less, at a faster and faster rate

(價格等)急遽下降

(Translation of “spiral verb” from the Cambridge English-Chinese (Traditional) Dictionary © Cambridge University Press)