電気工学: electrical engineering / 電気光学: electrooptics

気候学: climatology

climatology

Kyūjitai form of 気候学: climatology

遺伝学: genetics

academic major

specialize in, major in

気候: climate / 季候: season climate / 機構: organisation / 紀行: traveller's journal / 寄稿: (newspaper, academic) article contribution / 奇行: strange behaviour

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend