And unlike a machine, the skin-to-skin contact provides two kinds of warmth physical and emotional.

VOA: special.2009.05.25

So, in a sense, it says, you know, if you wanted to build a boat that took energy out of the warmth of the air to sail around the world, you can do that.

因此，某种意义上说，它宣称如果你想要造一艘船,通过从空气中获取热量,这是可以做到的。

麻省理工公开课 - 热力学与动力学课程节选

So, here, it's nice to have a little bit of warmth in the midst of all the cold.

所以在这儿，能在漫长的寒冷中有一丝温暖是非常好的。

去溜冰场 - SpeakingMax英语口语达人

A common design looks like a high tunnel.Unlike a greenhouse, which uses a heating system, a hoop house is heated by the warmth of the sun.

VOA: special.2009.12.22

A one-hundred watt light bulb designed for outdoor use can also provide warmth.

VOA: special.2010.01.12