增加湿气

例句：

1. 1. The air is very humid in this area.
   这个地区的空气非常潮湿。
2. 2.Humidity levels are high during the rainy season.
   雨季湿度水平很高。
3. 3. To maintain good health, it's important to keep indoor environments well-ventilatedand low in humidity.
   为了保持健康，室内环境需要良好通风并且低湿度。