Read Edit View history 膝跳 xītiào knee-jerk Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 膝跳 · xītiào · knee-jerk 2026/03/10 膝跳 xītiào knee-jerk referring to the movement of the lower leg occurring as a reflex action in response to a tap on the tendon below the kneecap. 膝跳反射是临床医学中常用的神经检查方法。 expression created sense Mar 10, 2026, 03:23 PM