hair hygrometer

例句：

1. 1. This hair hygrometer can accurately measure the humidity levelin the room.
   这个毛发湿度计可以准确地测量房间的湿度水平。
2. 2. The hairhygrometer showed that the room wastoo dry.
   毛发湿度计显示房间太干燥了。
3. 3. To keep our hair healthy,we should use a hair hygrometerto monitor the humidity levels.
   为了保持我们的健康头发，我们应该使用毛发湿度计来监测湿度水平。