How to pronounce 切勿 in Cantonese (2 out of 6):

不過家庭觀眾切勿嘗試
But don't try it with the home audience.

Cantonese Sentence Breakdown

不過 bat1 gwo3
however
家庭 ga1 ting1
family
觀眾 gun1 zung3
audience
切勿 cit3 mat6
must not
嘗試 soeng4 si3
try