GbEng
据预报说今天的空气湿度是百分之六十。 It's said by forecast that the humidity in the air today is 60%.
由于湿度高,工作很困难。 It's difficult to work because of the humidity.
湿度是空气内含水分多少的量度. Humidity is a measure of moisture in the atmosphere.
恒湿器一种用于显示或控制空气中相对湿度的仪器 An instrument designed to indicate or control the relative humidity of the air.