pair

n.一对，一双；夫妇 vt.使成双，使配对

pailful, paillasse, pain, pain-killer, painful, painfully, painfulness, painkiller, painless, painlessly, painlessness, pains, painstaking, painstakingly, paint, paintbox, paintbrush, painter, painting, paintwork, paired, Paisley, pajamas, Pakistan, Pakistani, pal, palace, palace revolution, palacontological, palae(o)- (also esp US pale(o)-), palaeographic, palaeography, palaeolithic, palaeontology, palatable, palatably, palatal, palate, palatial, palatinate,