This is the 6168th most frequent Dutch word.
schijf
Disc or slice.
Here, 'schijf' refers to a slice, typically a flat and thin portion of something, in this case, cheese.
Ik heb een schijf kaas gekocht.
I bought a slice of cheese.
In this sentence, 'schijf' denotes a circular, disk-shaped object, specifically the visible shape of the sun.
De schijf van de zon is prachtig bij zonsondergang.
The disk of the sun is beautiful at sunset.
Here, 'schijf' describes a disk, referring to storage devices like hard disks in technology contexts.