「多久」

(pos:代詞)(label:書面語)
<explanation>
yue:即係#幾耐；問時間嘅長短
eng:how long; a question word for duration of time
<eg>
zho:你在這裏等了多久呀？ (nei5 zoi6 ze2 leoi5 dang2 liu5 do1 gau2 aa3?)
yue:你喺度等咗幾耐呀？ (nei5 hai2 dou6 dang2 zo2 gei2 noi6 aa3?)
eng:How long have you waited?