painstakingly

adv. 苦干地，辛苦地

pageantry, paginate, pagination, pagoda, paid, paid-up, pail, pailful, paillasse, pain, pain-killer, painful, painfully, painfulness, painkiller, painless, painlessly, painlessness, pains, painstaking, paint, paintbox, paintbrush, painter, painting, paintwork, pair, paired, Paisley, pajamas, Pakistan, Pakistani, pal, palace, palace revolution, palacontological, palae(o)- (also esp US pale(o)-), palaeographic, palaeography, palaeolithic,