thermal sensor

例句：

1. 1. The room is too hot; we need to turn on the air conditioning.
   房间太热了，我们需要打开空调。
2. 2. The temperature dropped significantly overnight.
   温度在一夜之间大幅下降。
3. 3. The thermal conductivity of metals is measured by their ability to transfer heat.
   金属的热导率是通过它们传递热量的能力来测量的。