未み解かい決けつ問もん題だいみかいけつもんだいじ字FuriganaMeanings1noununresolved problem; open questionRefers to a problem or issue that has not yet been solved, often used in academic, technical, or formal contexts.この未み解かい決けつ問もん題だいは数すう学がく者しゃたちを長なが年ねん