Definition: the heat that is produced by something Level: B2
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.
