figure, diagram / graph / (geometry, mathematics) figure

(attributive, geometry) a double angle / (attributive, computing, typography, of an East Asian character or glyph) double-width or double-height as compared to 全角 (zenkaku, “fullwidth/-height”)

solve (a problem); answer (a question); unravel (a riddle) / comb; untangle (hair)

untie; unravel; undo (a fastening); unwrap / dispel (doubts); clear up (a matter)

to use, make use of, utilize / to adopt, employ / to appoint, assign / to employ, hire / to need

formality, officiality / (mathematics, chemistry) formula

regular game, regular season

official, formal

something big is not necessary to handle small problems

something big is not necessary to handle small problems