With a little luck and some mechanical help, a gold rush will explode next month in the Sierra Nevada foothills.

在地下金属探测器和一点点运气的帮助下，内华达山脉山脚下爆发了一股淘金热。

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Neither this book nor fatherhood in general is about self-help or some mechanical process which we must engage in to be successful dads.

无论是本书，还是我们常说的父道都不是灵丹妙药，也不是随意就能模仿成功的机械过程。

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With silk, that means using computer models that help determine the molecular and atomic mechanisms responsible for the material's remarkable mechanical properties.

对于天然丝，他们的研究方法采用计算机模型，来帮助确定使天然丝材料具有卓越力学特性的分子与原子机制。

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Infant inflammation : Extremely premature infants are often placed on mechanical ventilators to help them breathe.

WSJ: Teen Health Tip: Consider Sharing Your Secrets

He used stencils and other mechanical aids to help with the shapes.

ECONOMIST: Roy Lichtenstein

Newly planted vineyards could be even more efficient by using a higher density of vines trained to grow over trellises designed to help with mechanical severing and harvesting.

ECONOMIST: Agricultural robots