追溯trace back to;date from;date back to;be retroactive
我們兩國(guó)人民之間的友誼可以～到第五世紀(jì)。The friendship betwee our two peoples dates from (or back to)the 5th century./這個(gè)傳說可以～到遙遠(yuǎn)的過去。The legend goes(or can be traced) back to remote antiquity./這種做法可以～到更早時(shí)候。This method can be traced back to still earlier times./可～的retraceable/～法retrospective (or retroactive)law/～力 retroactive force;retroactivity(e.g.承認(rèn)的～力retroactivity of recognition)/～解釋retroactive interpretation /～適用retroactive application/～效力retroactive effect/～性retroactivity |