珍珠都冇咁真 (zan1 zyu1 dou1 mou5 gam3 zan1) — it's definitely true (an emphatic reply to a question if something is really true or not) in Cantonese
zanˉ¹珍zyuˉ¹珠douˉ¹都mouˏ₅冇gam˗₃咁zanˉ¹真Mandarin Pinyin: zhen1 zhu1 dou1 mao3 han2 zhen1
Meaning of 珍珠都冇咁真
nounit's definitely true (an emphatic reply to a question if something is really true or not)
nouncompletely genuine or real (slang)