当你用湿手指掐灭蜡烛时，同样的效果也会保护你。
This same effect protects you when you pinch out candles with wet fingers.
在冰冷的地面上躺上几个小时后，只有一个薄薄的睡袋来保护你免受冰雨侵害，你的手指可能会麻木到几乎动不了。
After lying for hours on cold ground, with only a thin sleeping bag to protect you from rain or ice, your fingers would probably be so numb that you could hardly move them.
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