充足理由律 chōngzúlǐyóulǜ law of sufficient reason Origin Definitions Defs Strokes Stroke Words Sentences Sents 充足 chōngzú adjective sufficient adequate; sufficient; abundant; in a quantity that fully meets needs理由 lǐyóu noun reason reason; grounds; justification; argument律 lǜ noun law (bound form) law; rule; statute; regulation