彼(かの)女(じょ) kanojoは wa米(べい)国(こく) beikoku史(し) shiを o専(せん)攻(こう) senkouする suruだろう darou。 She will probably major in American history. Literal She [topic-は] American-history [object-を] major-in [probably-だろう]. 専攻する ('to major in') is the standard academic term. ~だろう expresses the speaker's conjecture about a future event. 米国史 is a compact compound for 'American history.' education~だろう / ~でしょう (probably)
彼(かの)女(じょ) kanojoは wa米(べい)国(こく) beikoku史(し) shiを o専(せん)攻(こう) senkouする suruだろう darou。 She will probably major in American history. Literal She [topic-は] American-history [object-を] major-in [probably-だろう]. 専攻する ('to major in') is the standard academic term. ~だろう expresses the speaker's conjecture about a future event. 米国史 is a compact compound for 'American history.' education~だろう / ~でしょう (probably)