Usages of jolla
Minulla on uusi pyörä, jolla voin ajaa puistoon.
I have a new bicycle with which I can ride to the park.
Minulla on uusi auto, jolla minä menen kauppaan.
I have a new car with which I go to the store.
Minulla on yksi suosikki-kanava, jolla on paljon suomenkielisiä ohjevideoita.
I have one favorite channel that has many Finnish tutorial videos.
Elon.io is an online learning platform
We have an entire course teaching Finnish grammar and vocabulary.