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单词	bicuspid
释义	bicuspid /bʌɪˈkʌspɪd / adjective Having two cusps or points.The overwhelming cause of aortic valve disease in Europe is calcific degenerative disease, and about 2% of the population have congenitally bicuspid aortic valves.... A score of 2 was given to fully bicuspid dentition, while a score of 3 was given to fully tricuspid dentition, with even cusp heights. Causes of dissection include hypertension, Marfan's syndrome, trauma, Ehler's Danlos, coarctation, bicuspid aortic valve and relapsing polychondritis. noun A tooth with two cusps, especially a human premolar tooth.Behind the canines are the premolars, or bicuspids.... Each of the four ‘worlds’ has two incisors, one canine, two bicuspids, and three molars. I realized that one of his bicuspids was dead, turning the green-gray of dead teeth. Origin Mid 19th century: from bi- 'two' + Latin cuspis, cuspid- 'sharp point'.
随便看	bottom cleavage bottom dog bottom drawer bottom-dweller bottom-dwelling bottomed bottom feeder bottom-feeding bottom fermentation bottom fish bottom fisher bottomland bottomless bottom line bottommost bottom of the harbour bottom round bottomry bottoms bottoms up! bottom-up botty botulin botulinum toxin botulinus toxin

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。