noun ダウンロード 🔗共有 腹脚(ふっきゃく) An appendage of the abdomen of some insect larvae, such as caterpillars, which is used like a leg. Examples : "The caterpillar used its prolegs to grip the leaf as it munched. " イモムシは、むしゃむしゃ食べながら、腹脚を使って葉をつかみました。 animal insect biology anatomy part AIとチャット語彙ゲーム読解練習