This is the 721st most frequent Chinese word.
在家
"At home."
The phrase '在家' indicates that the action of working is taking place at home.
我今天在家工作。
I am working at home today.
The term '在家' is used to denote that the activity of resting occurs within the home environment.
他星期天经常在家休息。
He often rests at home on Sundays.
Here, '在家' conveys the idea that the speaker is currently located in their home.