noun ダウンロード 🔗共有 リクガメ Any of various land-dwelling reptiles, of the family Testudinidae or the order Testudines , whose body is enclosed in a shell (carapace plus plastron). The animal can withdraw its head and four legs partially into the shell, providing some protection from predators. Examples : "The little boy watched the tortoise slowly munch on a piece of lettuce in its enclosure. " 小さな男の子は、リクガメが囲いの中でレタスの葉をゆっくりとむしゃむしゃ食べるのを見ていた。 animal biology nature organism AIとチャット語彙ゲーム読解練習