This is the 419th most frequent Japanese word.
運転
Driving.
In this sentence, '運転' directly refers to the action of driving a vehicle.
彼は車を運転するのが上手です。
He is good at driving a car.
Here, '運転' is used to indicate the act of driving as an activity that is consciously avoided.
今日は運転を控えます。
I will refrain from driving today.
In this context, '運転' refers to the operation of a vehicle service, specifically a train in this instance.