humidity slide-rule

例句：

1. 1.The room is too humid for me to sleep well.
   这间房间太潮湿了，我睡不好。
2. 2. The air in the greenhouse is very high in humidity.
   温室里的空气中湿度很高。
3. 3. Humidity levels are dropping due to global warming.
   由于全球变暖，湿度水平正在下降。