Kurt kept to the inner surface of the spiral, avoiding the darkness that lay beyond.

库尔特留在螺旋的内表面，避开超出去的黑暗部分。

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They then lay the blocks on their edges to form a circle, cutting them to size as they go, so that the end result will be a narrowing spiral.

再把雪块铺在他们盖屋子的地点围成一个圆圈，修整到需要的尺寸大小，最后形成窄小的螺旋形。

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Other economists reckon that with productivity high and wages muted, a pernicious wage-price spiral of the kind that lay behind soaring inflation in the 1970s is unlikely.

其他经济学家认为，目前美国生产率涨势迅猛，而工资上涨迟缓，因此不会出现70年代那种由于工资螺旋式上升导致的通胀。

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Forced lay-offs can feed a downward spiral of weaker spending and job losses.

ECONOMIST: Europe's economy

The risk is this: millions of home-owners who are already financially stretched will be pushed to breaking point once their mortgage resets, triggering another spiral of defaults, repossessions, write-downs, implosions and lay-offs.

BBC: City Diaries: 4 June