「火車未到站」

(pos:語句)(label:俚語)
<explanation>
yue:#褲#鏈 未拉到頂
eng:to have one's trousers (partly) unzipped; to have one's fly down; "to be flying without a license"; literally, train not yet arrived at the station
<eg>
yue:喂，你火車未到站喎，去廁所搞搞佢先啦，陣間仲要見客㗎！ (wai3, nei5 fo2 ce1 mei6 dou3 zaam6 wo3, heoi3 ci3 so2 gaau2 gaau2 keoi5 sin1 laa1, zan6 gaan1 zung6 jiu3 gin3 haak3 gaa3!)
eng:Hey, your fly is down. Go fix it in the bathroom, we're going to meet some clients soon!