降肾上腺素 jiàngshènshàngxiànsù noradrenaline Origin Definitions Defs Strokes Stroke Words Sentences Sents 降 jiàng verb to lower to lower; to reduce; to demote (e.g., price, rank)肾上腺素 腎上腺素 shènshàngxiànsù adrenaline adrenaline; epinephrine; a hormone secreted by the adrenal glands that increases heart rate and blood pressure, often used medically to treat asthma or allergic shock