infrared powder

例句：

1. 1. The infrared powder is used to make the paint more durable.
   这种红外粉末用于使油漆更耐用。
2. 2. The infrared powder was used to detect the heat source.
   这种红外粉末被用来探测热源。
3. 3. The infrared powder was used to create a thermal barrier.
   这种红外粉末被用来创造一个热屏障。