pit-head

n entrance of a coal-mine and the offices, machinery, etc in the area around it 煤矿井口处及周围的办公室、 机械设备等: [attrib 作定语] a pit-head ballot,ie a vote, esp about union matters, taken by miners at the pit-head （矿工的）井口投票表决（尤指关於工会事宜）.

piratical, piratically, pirouette, Pisa, piscatorial, Piscean, Pisces, piss, pissed, pistachio, piste, pistil, pistol, piston, piston ring, piston-engined, pit, pit pony, pit-a-pat, pit-a-pat (also pitter-patter), pit-prop, pitch, pitch-and-toss, pitch-black, pitch-dark, pitch-pine, pitchblende, pitched, pitcher, pitchfork, piteous, piteously, piteousness, pitfall, pith, pith hat (also `pith helmet), pithily, pithiness, pithy, pitiable,