词根词缀：melo-, mel-, -melia
【来源及含义】Greek: melos, limb, body extremity or member; a condition of the limbs or extremities of a body; such as, arms, hands, fingers, legs, feet, toes, etc.
【相关词根词缀】 Related "foot, feet" units: ped-; planta-; podo-; -pus. Related "leg, legs" word units: cruro-; skel-, scel-.
【同源单词】acrodolichomelia, acromelalgia, acromelic, amelia, amelus, anisomelia
词根词缀：ped-, pedi-, -pedal, -ped, -pede, -pedia
【来源及含义】Latin: foot, feet; people often see this ped element in other words. When people refer to "pedal extremities", they mean "feet". When anyone pushes the pedals of a bicycle, it is done with the feet. A pedestrian must use the feet for walking. A quadruped has four feet while a centipede has "100 feet"; or a large number of them because it may be impossible to count all of them.
【相关词根词缀】 Related "foot, feet" units: melo-; planta-; podo-; -pus.