To test the idea, the researchers measured the density of sweat pores. Because they knew that touch receptor cells cluster around sweat pores.

为了验证这一想法，研究人员又测量了志愿者指尖的汗毛孔密度，因为他们知道触觉受体细胞总是聚集在汗毛孔周围的。

youdao

Because the resistances between the remaining trace and non-remaining trace are different in paper, we can test remaining trace on paper by testing the resistance of invisible fingerprints of sweat.

由于纸张上有无残留痕迹处的阻抗不同，因此可以通过测试纸张有无汗潜指纹纹理处的阻抗，来实现检测纸张上残留痕迹的目的。

youdao

It's through hard work, and lots of sweat, that you truly test your mettle.

努力的工作和大量的汗水才能考验你的意志。

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In Left 4 Dead, test subjects had their sweat monitored, with values assigned to how much they were responding to the action.

ENGADGET

Researchers then conducted a behavioral test in which participants separately breathed the "exercise" sweat and the skydiving "stress" sweat while judging the emotions conveyed in pictures of faces on a computer screen.

CNN: Sweat may give off stress signals, study says

However, when the researchers performed a variation of this test, in which the earrings were exposed to artificial sweat for up to a week, nine of the 66 pieces of jewellery tested positive.

BBC: Earring