Two electrodes that measure changes in the body's surface moisture are attached to the palms of your hands.

测量体表湿度变化的两个电极被连接到你的双掌上。

《柯林斯英汉双解大词典》

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Remember to scrub all surfaces, including the backs of your hands, wrists, between your fingers, and under your fingernails.

记得要擦洗到所有表面，包括手背、手腕、手指间和你的指甲下面。

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You can put your hands through a hole in a clear, plastic box and hold the huge piece of gold.

VOA: special.2010.03.22

In fact, certain areas of the skin would be impacted most, most dramatically, the face and the chest, the arms, but more distal point of the arms, like the palms of your hands.

事实上,皮肤某些区域将受到严重伤害,尤其触目惊心的是,在面部,胸部和手臂位置,很多都出现在手臂的末端,比如手掌上

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So with the problems, that is where you really will get your hands dirty and truly immerse yourself in this world of computer science and programming.

带着这些问题，你就能深入研究,这真的可以使你沉浸到计算机科学,和编程世界中。

哈佛公开课 - 计算机科学课程节选

But we currently recommend scrubbing all surfaces of your hands for at least 20 seconds.

WSJ: Hand-Washing Techniques for Good Health

Hold one of your hands up, palm out, and cross your thumb over it.

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The rash is usually most noticeable on the palms of your hands and the soles of your feet.

CNN: Smallpox