(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".)
大家
daai6 gaa1
everyone
共同
gung6 tung4
common
經歷
ging1 lik6
experience
某
mau5
some
a certain
sb or sth indefinite
such-and-such
unknown
unspecified
一些
jat1 se1
some
情緒
cing4 seoi5
emotion
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