为了额外的温暖，我冬天总是穿保暖内衣。

For extra ___warmth, I always wear thermal underwear in winter.

他们坐在火边，沐浴在它的温暖中。

They sat by the fire, basking in its ___warmth.

加热器散发出的温暖让房间变得舒适。

The ___warmth from the heater made the room cozy.