This is the 11478th most frequent Polish word.
jechała
"Jechała" means "she was driving" or "she was riding" in English.
In this sentence, 'jechała' indicates a past habitual action of someone riding a vehicle like a bicycle.
Ona jechała rowerem do pracy.
She was riding a bicycle to work.
Here, 'jechała' is used to describe an ongoing action in the past.
Jechała autobusem, gdy zadzwonił telefon.
She was riding the bus when the phone rang.
In this case, 'jechała' conveys the idea of traveling or going somewhere in the past, often using a vehicle.