noun ダウンロード 🔗共有 形成不全 A condition marked by the incomplete development, or entire absence, of an organ or tissue. Examples : ""Due to aplasia, the child was born without a fully developed kidney." " 形成不全のため、その子供は完全に発達した腎臓なしで生まれました。 medicine organ disease anatomy biology condition physiology AIとチャット語彙ゲーム読解練習