How to pronounce 山區 in Cantonese (8 out of 9):

而打仗嘅時期被困山區沙漠
And the war was in the mountainous desert.

Cantonese Sentence Breakdown

nang4
an alternative form for 能,to be able
打仗 daa2 zoeng3
(noun) 1. messy; 2. chaotic
koi3
indignant
generous
to sigh (with emotion)
時期 si4 kei4
period of time
被困 bei6 kwan3
trapped
山區 saan1 keoi1
mountainous area
沙漠 saa1 mok6
desert