noun ダウンロード 🔗共有 包皮 The nerve-dense, retractable fold of skin which covers and protects the head of the penis in humans and some other animals. Examples : "The female clitoral hood is homologous with the foreskin." 女性のクリトリス包皮は包皮と相同です。 anatomy organ body physiology sex human medicine biology science animal AIとチャット語彙ゲーム読解練習