papilla
papilla[pəˈpɪlə](pl. papillae -ˈliː)- a small rounded protuberance on a part or organ of the body
(人的)乳头,乳突;乳头状物
■a small fleshy projection on a plant
(植物的)乳突
派生papillaryadjectivepapillate[ˈpapɪleɪt, pəˈpɪlət]adjectivepapillose[ˈpapɪləʊs]adjective语源- late 17th cent.: from Latin, literally nipple', diminutive of papula 'small protuberance'
考试词汇表