noun ダウンロード 🔗共有 動悸 An abnormal beating of the heart that may be perceived by the patient, a result of excitement, exertion, or illness. Examples : ""After running up the stairs, she felt palpitations in her chest, a rapid and uneven beating of her heart." " 階段を駆け上がった後、彼女は胸に動悸、つまり心臓の速く不規則な鼓動を感じた。 medicine physiology sensation body disease organ AIとチャット語彙ゲーム読解練習