Prices are spiralling out of control.

物价飞涨，失去控制。

The aircraft began spiralling out of control.

那架飞机开始做螺旋式飞行，失去了控制。

Delinquencies are spiralling.

拖欠行为正螺旋上升。

In March shares were spiralling relentlessly downwards.

三月，股市还在螺旋急剧下跌。

It has become a byword for spiralling costs and delays.

它现在已经成了螺旋式上涨的造价和不断推迟的完工日期的代名词。