How to pronounce 光是 in Cantonese (2 out of 4):

光是吃奄列
It's just eating the rows.

Cantonese Sentence Breakdown

光是 gwong1 si6
merely
hek3
to eat
to consume
to eat at (a cafeteria etc)
to eradicate
to destroy
to absorb
to suffer
奄列 jim2 lit6
yawn