ridiculous (oppressive, etc.) school regulation

understanding, comprehension / appreciation

(in negative sentences) at all / completely / truly

expresses exasperation: honestly

regulation that is enacted by a school and whose students must obey; school regulation

understand, comprehend / appreciate

black (color) / a black (person) / Ellipsis of ブラックコーヒー (burakku kōhī, “black coffee”). / Ellipsis of ブラック企業 (burakku kigyō, literally “black company”).

brutal, in the style of a ブラック企業 (burakku kigyō, literally “black company”)

school (institution dedicated to teaching and learning)

"black company"; an exploitative firm that abuses employees or offers poor working conditions