They said it could explain why women could wear high heels for hours but experiencing feet ache after removing them.

他们说，这可以解释为什么女性可以穿着高跟鞋数小时，但脱掉它们时只会经受脚部的疼痛。

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Established truths are comforting, but it is the mysteries that make the soul ache and render a life of exploration worth living.

已经确定的真理让人鼓舞，但是却是那些谜团让灵魂渴望，让我们为值得探索的事物而活。

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But ahead us was yet more jungle - mountainous slopes of thorns this time, which made my calves ache and lungs burn.

但在我们前头还有大片丛林，那里漫山遍野都是荆棘。这使我腓疼、肺伤。

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Many patients say their symptoms were not painful but more like an ache or discomfort.

CNN: Heart attacks: What you should know

Last week the ache was unmistakable--and even touching--but the 300 media types watching in the press room at Dartmouth were, to use the appropriate technical term, totally grossed out by it.

CNN: Please don't leave me, don't you go

Much like the language, the arrangement is a model of sublime economy, built around Veirs' slender guitar part and gentle rhythmic accents. (With her sweet, breathy delivery, the Oregon-based Veirs sounds at times like an older, romantically thwarted Taylor Swift.) But as the song continues, the production gradually builds, as if matching her own escalating ache.

NPR: Laura Veirs: Thoughts Of Summertime