the end of the seat should be to your belly button
The seat could break from falling off of it. If the unicycle has cheap pedals the pedals will break.
the way it's facing
keep your arm straight
It could pop the tire, scratch the frame, or tear the seat.
The unicycle became infertile
unicycle riding ultralight aviation unicycle basketball unicycle hockey
the clown rode the unicycle down the street
1 wheel on a unicycle
Ichirinsha [一輪車] is unicycle.
That is the correct spelling of "unicycle" (one-wheeled vehicle).
She was able to ride the unicycle very well.