종래 [從來] ~(는) hitherto / heretofore / up to now[this time] / so far. ~대로[~와 같이] as in the past / as usual[before] / as of old. ~의 former / usual / old / [현존의] existing. ~의 사고 방식 traditional ways of thinking. ~의 악폐를 뿌리뽑다 make+모두 보이기... away with the existing evils. 이 기계는 ~의 것과 비교하여 현격히 발전된 것이다 This machine is a remarkable improvement on[over] those currently in use.