在英语中，关于健身房的用语包括以下几种表达：

健身房

gym

gymnasium

fitness centre

palaestra

锻炼

exercise

work out

body building

频率

go to the gym

sometimes three times a week

twice a week

结合以上信息，以下是一些常见的健身房用语示例：

询问是否去健身房

"Do you go to the gym？"

描述去健身房的频率

"I go to the gym three times a week."

描述具体的锻炼行为

"I was in the gym lifting weights."

"I do body building every day."

表达健身的目标

"I hope to keep healthy and energetic by body building."

这些表达可以帮助你在健身房中更自信地进行英语交流。希望这些信息对你有所帮助!