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

只要將手機靠近閘機
Just put your phone near the machine.

Cantonese Sentence Breakdown

只要 zi2 yiu3
as long as
zoeng3
a military commander
a general officer
to command
手機 sau2 gei1
mobile phone
靠近 kaau3 gan6
approach
閘機 jaap6 gei1
turnstile
koi3
indignant
generous
to sigh (with emotion)