Usages of oljan
Du måste kontrollera oljan vartannat år.
You must check the oil every other year.
Vi byter oljan vart femte år.
We change the oil every fifth year.
Oljan måste fyllas på nu.
The oil must be topped up now.
Oljan minskar friktionen där det finns ett kugghjul under.
The oil reduces the friction where there is a cogwheel underneath.
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