przechodzień in English:

Many innocent bystanders were injured by the explosion.

There were two bystanders who witnessed the accident, but neither of them went to help.

A bystander videotaped the police beating using their cell phone.

The explosion killed an innocent bystander.

i'm like this useless bystander

These instruments detect linear acceleration, tilt and other directional cues to keep them from dive‐bombing the ground or, worse, unsuspecting bystanders.