This is the 14674th most frequent German word.
nachbessern
To improve or rectify something after an initial attempt.
The word 'nachbessern' is used here to mean making improvements or refinements to something in order to enhance its quality.
Ich musste meinen Aufsatz nachbessern, um eine bessere Note zu bekommen.
I had to improve my essay to get a better grade.
In this context, 'nachbessern' refers to fixing defects or correcting problems in a functional item.
Der Mechaniker musste den Motor des Autos nachbessern, da er nicht richtig funktionierte.
The mechanic had to make adjustments to the car's engine because it didn't work properly.
Here, 'nachbessern' denotes enhancing an existing offer or proposal to make it more appealing or effective.