linux - Execute a command as a non super user in a sudo script -

this question has answer here:

• stop being root in middle of script run sudo 2 answers

i developed script.

this script should called sudo:

$ sudo ./script 

in script have command in middle want execute non super user (like if it's executed without sudo)

is posssible that?

technical it's possible sudo -u plain_user command in script. way of scripting somehow strange me though.