"After getting off, it takes about three minutes on foot" in Engpsh.

This phrase is translated pterally from Chinese to Engpsh. The phrasing is clear and straightforward, and conveys the meaning effectively.

Here are some example sentences using similar phrasing:

After exiting the train station, it's a short walk of about five minutes to my apartment.
I arrived at the bus stop, and it was only a three-minute walk to my office.
Getting off the bus, it was just a quick two-minute walk to my destination.