humidity of skin

例句：

1. 1. The room is veryhumid, making it difficult to breathe.
   房间非常潮湿，呼吸很困难。
2. 2. Theair in the cave was so humidthat it felt like sleeping in a wetblanket.
   洞穴里的空气中湿气很重，感觉像是睡在湿毯子上。
3. 3.The farmer used a dehumidifierto reduce the humidity in his barn.
   农民使用除湿器来减少他的谷仓的湿度。