(n.) a day or one day; (slang) used as part of a prepositional phrase (一日都係) to blame someone (or something or 'a reason') for some negative things that have happened, all because of; owing to; thanks to (e.g. 一日都係你 means "It's all because of you" or "Thanks to you".)
呀
haa1
(particle equivalent to 啊 after a vowel, expressing surprise or doubt)
大師
daai6 si1
master
兄
hing1
elder brother
a respectful way for men to address each other
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