0 repeated movement from one position to another: --
The oscillations of the needle were so slight they were hard to detect.
His mood never settled; there was a continuous oscillation between two extremes.
Sound is a mechanical wave that is an oscillation of pressure transmitted through a solid, liquid, or gas.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
We kunnen het stap voor stap voltooien, hoe lang de weg ook is en het kan niet worden voltooid, hoe kort de weg ook is, als je niet eens je voetafdruk markeert.