The comfortable rooms you are offering, do they have showers, hair dryers, and such facilities?

hair 的意思是"头发"。 dryers 是 dryer 的复数形式，dryer 由动词 dry（使干燥）加后缀 -er 构成，表示"使某物变干的器具"。 hair dryers 指专门用来吹干头发的电器，即"吹风机"。