n.肾形矿脉；肾，肾脏( kidney的名词复数 )；（可食用的动物的）腰子； 英英释义： kidney[ 'kidniz ]n.either of two bean-shaped excretory organs that filter wastes (especially urea) from the blood and excrete them and water in urine"urine passes out of the kidney through ureters to the bladd