Different-shaped handles, square for hot and round for cold, would permit the soapy-eyed bather to adjust water temperature without alternately scalding or freezing himself.

一轮热和冷交替不同状态的处理，沐浴者在肥皂泡遮眼睛的情况下能方便调整水温，而不会使自己被烫伤或受凉。

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The planet lies in the star's 'Goldilocks zone' - the region in space where conditions are neither too hot or too cold for liquid water to form oceans, lakes and rivers.

这颗行星位于恒星的“适居带(Goldilocks zone)中”，所谓适居带指的是位于该区域的行星气候不会太冷也不会太热，有形成海洋、湖泊和河流的液态水。

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For a more heart-pounding experience, people jump out of hot springs and into cold water.

想来点更心跳加速的经验，人们会跳出热腾腾的温泉，再跳进冰冷的水里。

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The same holds true for treatments that combine hot and cold water, which have a kind of yin and yang influence on the body.

FORBES: Water, Water Everywhere

It was basic and sparsely furnished, but contained everything I needed for a comfortable stay: a private bathroom with hot and cold water, a bed, air-con, and even a mini fridge and a safe.

BBC: Havana homestays get easier to find

There is nothing like lying in the hot springs and bracing for a surge of cold sea water.

CNN: ASIANOW - TIME Asia | Travel Watch | Detour