adjective ダウンロード 🔗共有 勤勉な, 熱心な Of a person, taking their work seriously and doing it well and rapidly. Examples : "My sister is a hardworking student who always gets good grades. " 私の妹は、いつも良い成績を取る勤勉な学生です。 character person attitude job work AIとチャット語彙ゲーム読解練習