noun ダウンロード 🔗共有 大姪孫 A granddaughter of one's sibling; a daughter of one's nephew or niece. (Brother's granddaughter: fraternal grandniece. Sister's granddaughter: sororal grandniece.) Examples : "My brother's granddaughter, Lily, is my grandniece. " 私の兄の孫娘、リリーは、私の大姪孫です。 family AIとチャット語彙ゲーム読解練習