Our perception of cold may depend mostly on changes in skin temperature, which starts dropping first when we step outside. People feel cold well before their core temperatures dip, says Tikuisis.

Tikuisis说，我们对冷的感觉可能大多靠皮肤温度变化而感知，我们到户外就能

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In cold climates, early buildings were cold inside, so people wore hats indoors as well as outside.

在寒冷的气候中，早期的建筑内部很冷，所以人们在室内和室外都戴帽子。

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It was a cold evening, winter well underway.

那是个寒冷的夜晚，冬天早已来临。

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Most of the11 lakes contain cold water fisheries like trout as well as bass and other warm water fishing.

VOA: special.2009.01.05

the zeroth law, which is the common-sense law, which says that if you take a hot object next to a cold object, heat will flow from the hot to the cold in a way that is well defined, and it allows you to define temperature.

上节课我们讨论了，热力学第零定律,这一定律源自常识：如果把一个热的物体,与一个冷的物体挨在一起，热量就会以确定的方式。

麻省理工公开课 - 热力学与动力学课程节选

That way,the plants will be well established for cold weather.

VOA: special.2010.06.29

Most electronics handle cold pretty well, but maybe some of you can chime in in the comments.

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Contrary to some opinions, Hanks embodies the character of a stone cold killer well: but that is all.

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With the easterlies persisting through much of next week too, the cold could well hang on until the bitter end of March.

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