(Internet slang) Short for 残念だが当然.

to interchange

daring, brave, bold / sad, tragic, pitiful

(pathology) caseous necrosis

intuition, sixth sense, instinct / consider, examine

prospect / expectation / idea / plan / proposal / model / design / suggestion / draft / blueprint / scheme / outline / sketch / rough / project

考え: thought, opinion

図鑑: An illustrated reference book, such as a field guide, bestiary, guide book, or picture book

監視網: surveillance network

寒天: Agar, agar-agar. / 寒点: The sensory cells of the skin that perceive cold. / 官展: An art exhibit hosted by the government. / 寛典: A generous favor; merciful treatment, a merciful sentence.