How to say there is no telling how far science may have progressed by the end of the twentieth century. in Japanese
1)
２０no dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb世紀世紀(seiki) (n) century/eraのの(no) (prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates question終わり終わり(owari) (n) the endまでにまでに(madeni) (adv) by/not later than/before科学科学(kagaku) (n) scienceがが(ga) (prt) indicates sentence subject/indicates possessive/but/however/still/andどこまでどこまで(dokomade) (adv) how far/to what extent進歩進歩(shinpo) (n,vs) progress/advance/improvement/developmentし(num) 10^24/septillion/quadrillionている(v) an "ing" form of the previous verbかか(ka) (prt) indicates question/indicates choice, doubt, etc.、、(、) Japanese comma見当見当(kentou) (n) aim/mark/estimate/guess/approximation/directionもつ(n) entrails/giblets/guts/internal organsか(prt) indicates question/indicates choice, doubt, etc.ないない(nai) (aux-adj) not/emphatic suffix。。(。) Japanese period "."
