她经常做家务可以用 "She frequently does housework." 或 "She is often busy with housework." 来表达。
这种表达方式来自英语的日常用语，常用于描述一个人经常做某些事情。
例句：
"She frequently does housework on the weekends." (她周末经常做家务)
"She is often busy with housework during the week." (她工作日经常忙于做家务)
"She makes sure to do housework every day." (她每天都确保做家务)