noun ダウンロード 🔗共有 効用 A theoretical unit of measure of utility, for indicating a supposed quantity of satisfaction derived from an economic transaction. Examples : "The economist suggested that, for Maria, buying a new textbook provided 50 utiles of satisfaction, while buying a coffee gave her only 10. " 経済学者は、マリアにとって、新しい教科書を買うことは50効用の満足感を与え、コーヒーを買うことは10効用しか与えないと示唆した。 utility economy theory value business finance AIとチャット語彙ゲーム読解練習