(pos:動詞)
<explanation>
yue:#開聲 講嘢
eng:to speak; to start to talk; to utter something; literally: to open one's mouth
<eg>
yue:我都未開口，佢哋就已經爭住答咗。 (ngo5 dou1 mei6 hoi1 hau2, keoi5 dei6 ji5 ging1 zaang1 zyu6 daap3 zo2.)
eng:Before I opened my mouth, they had already competed in being the first to answer the question.

(pos:名詞)
<explanation>
yue:一樣嘢可以打開嘅地方（量詞：個）
eng:opening
<eg>
yue:膠袋個開口好細。 (gaau1 doi2 go3 hoi1 hau2 hou2 sai3.)
eng:The opening of the plastic bag is so small.