他们认为，政府有必要采取行动来阻止英国人吃不健康的食物，并帮助防止肥胖率、糖尿病和心脏病发病率的螺旋式上升。

They argue that government action is necessary to curb Britain's addiction to unhealthy food and help halt spiraling rates of obesity, diabetes and heart disease.

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然而，一些卵壳中会出现反向螺旋的蜗牛，多数情况下是在左旋卵壳中，右旋的出生率惊人地高。

However, some broods possess a few snails of the opposing hand, and in predominantly sinistral broods, the incidence of dextrality is surprisingly high.

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特里谢先生担心，现在的情况可能如同70年代一样，更高的整体通货膨胀率会提升通货膨胀预期，引发大幅加薪的需求，从而引发工资价格的螺旋上升。

But Mr Trichet's concern is that higher headline rates could push up inflation expectations, leading to bigger pay demands, and so trigger a wage-price spiral, as in the 1970s.

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