Cantonese Sentence Breakdown
光明正大
gwong1 ming4 zeng3 daai6
Open and aboveboard
so (Cantonese)
Mandarin equivalent: 这样zhèyàng [这样], like this
you (informal, as opposed to courteous 您nín [您])
can be used to refer to an unspecified person
-ly
structural particle: used before a verb or adjective, linking it to preceding modifying adverbial adjunct
earth
soil
ground
region
the base of the coffin
the act of deceiving people in broad daylight (spoken)