Don't let the engine run idle. We want it to last longer.
Don't race the car. We want to make it go as far as possible.
792
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を
1. indicates direct object of action
2. indicates subject of causative expression
3. indicates an area traversed
4. indicates time (period) over which action takes place
5. indicates point of departure or separation of action
6. indicates object of d...
1. racing (of an engine), idling, spinning (without grabbing; of wheels)
2. going round in circles (of an argument, discussion, etc.), going nowhere, being fruitless
1. from (e.g. time, place, numerical quantity), since
2. from (originator), by
3. because, since
4. out of (constituent, part)
5. through (e.g. window, vestibule)
6. after, since
7. expresses sympathy or warning