Definition
A day when one is not required to work or perform their usual activities.
休假日
I have a day off this Friday, so we can go hiking that day.
我这周五休假，所以我们那天可以去爬山。
She had a day off yesterday and spent the entire day relaxing at home.
她昨天休假，整天都在家里放松。
I need to take a day off to take care of some personal matters.
我需要请一天假来处理一些私事。