【来源及含义】Latin: pinnatus, feather, feathered; winged
【相关词根词缀】;Related "feather, feather-like; soft down, plumage" word units:;penna-,plum-, -plume,pterido-,ptero-,ptilo-.
【同源单词】imparipinnate, panache, paripinnate, pin feather, pinna, pinnate
